diff --git a/kiss/src/kiss/Macros.hx b/kiss/src/kiss/Macros.hx
index 55c9272d..9b399d80 100644
--- a/kiss/src/kiss/Macros.hx
+++ b/kiss/src/kiss/Macros.hx
@@ -236,7 +236,7 @@ class Macros {
             var uniqueVarSymbol = b.symbol();
 
             b.begin([
-                b.call(b.symbol("deflocal"), [
+                b.call(b.symbol("localVar"), [
                     b.meta("mut", b.typed("Dynamic", uniqueVarSymbol)),
                     b.symbol("null")
                 ]),
@@ -277,7 +277,7 @@ class Macros {
 
             b.begin([
                 b.call(
-                    b.symbol("deflocal"), [
+                    b.symbol("localVar"), [
                         b.meta("mut", b.typed("Dynamic", uniqueVarSymbol)),
                         b.symbol("null")
                     ]),
diff --git a/kiss/src/kiss/SpecialForms.hx b/kiss/src/kiss/SpecialForms.hx
index ae42bbe3..0508ff8f 100644
--- a/kiss/src/kiss/SpecialForms.hx
+++ b/kiss/src/kiss/SpecialForms.hx
@@ -178,9 +178,10 @@ class SpecialForms {
         }
 
         map["deflocal"] = (wholeExp:ReaderExp, args:Array<ReaderExp>, k:KissState) -> {
-            wholeExp.checkNumArgs(2, 3, "(deflocal [optional :type] [variable] [optional: &mut] [value])");
+            wholeExp.checkNumArgs(2, 3, "(localVar [optional :type] [variable] [optional: &mut] [value])");
             EVars(toVars(args[0], args[1], k)).withMacroPosOf(wholeExp);
         };
+        renameAndDeprecate("deflocal", "localVar");
 
         map["let"] = (wholeExp:ReaderExp, args:Array<ReaderExp>, k:KissState) -> {
             wholeExp.checkNumArgs(2, null, "(let [[bindings...]] [body...])");
diff --git a/kiss/src/test/cases/BasicTestCase.kiss b/kiss/src/test/cases/BasicTestCase.kiss
index 8da43013..fee35a74 100644
--- a/kiss/src/test/cases/BasicTestCase.kiss
+++ b/kiss/src/test/cases/BasicTestCase.kiss
@@ -174,7 +174,7 @@
 (defvar myAnd3 (and 5 false 6))
 
 (defun mySetLocal []
-    (deflocal &mut loc "one thing")
+    (localVar &mut loc "one thing")
     (set loc "another thing")
     loc)
 
@@ -182,7 +182,7 @@
 (defvar myNot2 !5)
 
 (defvar myFilteredList (begin 
-    (deflocal l [-1 -2 5 -3 6])
+    (localVar l [-1 -2 5 -3 6])
     (l.filter (lambda [v] (< 0 v)))))
 
 (defvar myWhen1 (when true 5 6))
@@ -203,7 +203,7 @@
     (Assert.equals 10 (last myListOfTen)))
 
 (defun _testListDestructuring []
-    (deflocal [a b c d &mut e f g h i j] myListOfTen)
+    (localVar [a b c d &mut e f g h i j] myListOfTen)
     (Assert.equals 1 a)
     (Assert.equals 2 b)
     (Assert.equals 3 c)
@@ -235,7 +235,7 @@
 (defvar myMetaList [myListOfTen myListOfTen myListOfTen])
 
 (defun _testDoFor []
-    (deflocal &mut c 0)
+    (localVar &mut c 0)
     (doFor v myListOfTen
         (Assert.equals (+ c 1) v)
         (set c v))
@@ -252,7 +252,7 @@
         (Assert.equals 10 j)))
 
 (defun _testFor []
-    (deflocal incrementedList (for v myListOfTen (+ 1 v)))
+    (localVar incrementedList (for v myListOfTen (+ 1 v)))
     (let [[a b c d e f g h i j] incrementedList]
         (Assert.equals 2 a)
         (Assert.equals 3 b)
@@ -264,7 +264,7 @@
         (Assert.equals 9 h)
         (Assert.equals 10 i)
         (Assert.equals 11 j))
-    (deflocal smallerMetaList (for [a b c d e f g h i j] myMetaList [a e i]))
+    (localVar smallerMetaList (for [a b c d e f g h i j] myMetaList [a e i]))
     (doFor [a e i] smallerMetaList
         (Assert.equals 1 a)
         (Assert.equals 5 e)
@@ -276,7 +276,7 @@
     (Assert.equals 6 (or c 6))) // (or [optionalVar] [defaultValue]) is the convention for default values
 
 (defun myRestSum [firstOne &rest :List<Int> others]
-    (deflocal &mut sum firstOne)
+    (localVar &mut sum firstOne)
     (doFor nextOne others (set sum (+ sum nextOne)))
     sum)
 
@@ -285,7 +285,7 @@
 (defvar myRest3 (myRestSum 1 2 2))
 
 (defun myCombinedOptRest [firstOne &opt secondOne &rest :List<String> thirdAndMore]
-    (deflocal &mut concatString (+ firstOne (or secondOne "boop")))
+    (localVar &mut concatString (+ firstOne (or secondOne "boop")))
     (doFor str thirdAndMore (set concatString (+ concatString str)))
     concatString)
 
@@ -376,7 +376,7 @@
         (otherwise (Assert.fail))))
 
 (defun _testMaps []
-    (deflocal :Map<String,String> myMap [=>"hey" "you"
+    (localVar :Map<String,String> myMap [=>"hey" "you"
                         =>"found" "me"])
     (Assert.equals "you" (dictGet myMap "hey"))
     (Assert.equals "me" (dictGet myMap "found"))
@@ -391,7 +391,7 @@
 
 (defun _testRange []
     // With just one arg, it's the max:
-    (deflocal &mut :kiss.List<Int> myList (for i (range 5) i))
+    (localVar &mut :kiss.List<Int> myList (for i (range 5) i))
     (Assert.equals 4 (nth myList -1))
     // with two args, they are min and max:
     (set myList (for i (range 3 5) i))
@@ -429,9 +429,9 @@
 
 (defvar &mut welcomeCount 0)
 (defmacro macroWithLogic [name]
-    (deflocal message1 (ReaderExp.StrExp "Welcome "))
-    (deflocal message2 (ReaderExp.StrExp " (Guest #"))
-    (deflocal message3 (ReaderExp.StrExp ")"))
+    (localVar message1 (ReaderExp.StrExp "Welcome "))
+    (localVar message2 (ReaderExp.StrExp " (Guest #"))
+    (localVar message3 (ReaderExp.StrExp ")"))
     
     `(begin (set welcomeCount (+ welcomeCount 1))
         (+ ,message1 ,name ,message2 (Std.string welcomeCount) ,message3)))
@@ -446,7 +446,7 @@
         (Assert.equals "you" (dictGet map "hey"))))
 
 (defun _testAssignArith []
-    (deflocal &mut num 5)
+    (localVar &mut num 5)
     (+= num 5 6)
     (Assert.equals 16 num)
     (%= num 5)
diff --git a/kiss/src/test/cases/CommentAtEndOfFileTestCase.kiss b/kiss/src/test/cases/CommentAtEndOfFileTestCase.kiss
index e8e3f192..0b098e45 100644
--- a/kiss/src/test/cases/CommentAtEndOfFileTestCase.kiss
+++ b/kiss/src/test/cases/CommentAtEndOfFileTestCase.kiss
@@ -1,5 +1,5 @@
 (defun myFun []
-    (deflocal something 5)
+    (localVar something 5)
     )
 
 // This comment used to cause a hard-to-track-down error!
\ No newline at end of file
diff --git a/kiss/src/test/cases/CommentAtEndOfListTestCase.kiss b/kiss/src/test/cases/CommentAtEndOfListTestCase.kiss
index 9562c23f..d6c29344 100644
--- a/kiss/src/test/cases/CommentAtEndOfListTestCase.kiss
+++ b/kiss/src/test/cases/CommentAtEndOfListTestCase.kiss
@@ -1,4 +1,4 @@
 (defun myFun []
-    (deflocal something 5)
+    (localVar something 5)
     // This comment used to cause a hard-to-track-down error!
     )
\ No newline at end of file
diff --git a/projects/aoc/src/year2020/Bags.kiss b/projects/aoc/src/year2020/Bags.kiss
index 37733285..3b14ca5a 100644
--- a/projects/aoc/src/year2020/Bags.kiss
+++ b/projects/aoc/src/year2020/Bags.kiss
@@ -5,7 +5,7 @@
     (unless (<= 0 (line.indexOf "contain no other bags"))
         (let [[containerStr contents] (line.split "contain ")
                 contentStrs (contents.split ", ")]
-                (deflocal :Map<String,Int> innerMap (new Map))
+                (localVar :Map<String,Int> innerMap (new Map))
                 (doFor str contentStrs
                     (let [parts (str.split " ")
                             quantity (Std.parseInt (parts.shift))
@@ -24,7 +24,7 @@
 (defun totalChildBags [bag :ParentMap parentMap]
     (if (parentMap.exists bag)
             (begin
-                (deflocal &mut sum 0)
+                (localVar &mut sum 0)
                 (doFor =>childColor quantity (dictGet parentMap bag)
                     (set sum (+ sum quantity (* quantity (totalChildBags childColor parentMap)))))
                 sum)
diff --git a/projects/aoc/src/year2020/FerrySimDSL.kiss b/projects/aoc/src/year2020/FerrySimDSL.kiss
index 69ccc6a6..205a5710 100644
--- a/projects/aoc/src/year2020/FerrySimDSL.kiss
+++ b/projects/aoc/src/year2020/FerrySimDSL.kiss
@@ -17,7 +17,7 @@
         (true fullSeat)))
 
 (defun neighbors [x y :Array<Array<FerrySquare>> grid]
-    (deflocal &mut n [])
+    (localVar &mut n [])
     (doFor xx (range (- x 1) (+ x 2))
         (doFor yy (range (- y 1) (+ y 2))
             (unless (and (= x xx) (= y yy))
@@ -28,7 +28,7 @@
 (defprop &mut :Array<Array<FerrySquare>> state [])
 
 (defmethod simulate []
-    (deflocal changed (object changed false))
+    (localVar changed (object changed false))
     (set state
         (for rowIdx (range state.length)
             (let [:Array<FerrySquare> row (nth state rowIdx)]
diff --git a/projects/aoc/src/year2020/Solutions2020.kiss b/projects/aoc/src/year2020/Solutions2020.kiss
index 532e0890..f36c08ad 100644
--- a/projects/aoc/src/year2020/Solutions2020.kiss
+++ b/projects/aoc/src/year2020/Solutions2020.kiss
@@ -24,7 +24,7 @@
         (assert (= 673 (count (map (Util.readLines "src/year2020/inputs/day2-1.txt") (.bind Passwords.validateInputLine _ Passwords.parsePasswordCheck2)) (lambda [v] v)))))
             
     (day 3
-        (deflocal exampleHillTile [
+        (localVar exampleHillTile [
                                     "..##......."                                    
                                     "#...#...#.."
                                     ".#....#..#."
@@ -55,8 +55,8 @@
         (let [:kiss.List<Int> seatIds (map (Util.readLines "src/year2020/inputs/day5-1.txt") Seating.seatId)]
             (seatIds.sort (lambda [a b] (- a b)))
             (assert (= 947 (nth seatIds -1)))
-            (deflocal &mut lastId -1)
-            (deflocal &mut myId -1)
+            (localVar &mut lastId -1)
+            (localVar &mut myId -1)
             (doFor id seatIds
                 (when (and (<= 0 lastId) !(= lastId (- id 1)))
                     (set myId (- id 1))
@@ -71,11 +71,11 @@
         (assert (= 3122 (apply + (map (Util.readParagraphLines "src/year2020/inputs/day6-1.txt") Customs.countAllYes)))))
         
     (day 7
-        (deflocal parentMap (new ParentMap))
-        (deflocal childMap (new ChildMap))
+        (localVar parentMap (new ParentMap))
+        (localVar childMap (new ChildMap))
         (doFor line (Util.readLines "src/year2020/inputs/day7.txt")
             (Bags.parseRule line parentMap childMap))
-        (deflocal :Map<String,Bool> shinyGoldParents (new Map))
+        (localVar :Map<String,Bool> shinyGoldParents (new Map))
         (Bags.findIndirectContainers "shiny gold" childMap shinyGoldParents)
         (assert (= 172 (count shinyGoldParents)))
         (assert (= 39645 (Bags.totalChildBags "shiny gold" parentMap))))
diff --git a/projects/aoc/src/year2020/SummingTuples.kiss b/projects/aoc/src/year2020/SummingTuples.kiss
index 48390a2e..46c812ef 100644
--- a/projects/aoc/src/year2020/SummingTuples.kiss
+++ b/projects/aoc/src/year2020/SummingTuples.kiss
@@ -1,6 +1,6 @@
 (defun :kiss.List<Int> pairWithSum [sum :kiss.List<Int> numbers]
     // Put the numbers in a map for random access. This gives an O(n) solution
-    (deflocal :Map<Int,Int> numbersMap (new Map))
+    (localVar :Map<Int,Int> numbersMap (new Map))
     (doFor number numbers
         (dictSet numbersMap number (- sum number))
         (let [requiredForPair (dictGet numbersMap number)]
@@ -18,7 +18,7 @@
 
 (defun contiguousSumTuple [sum :kiss.List<Int> numbers]
     (doFor i (range numbers.length)
-        (deflocal &mut testSum (nth numbers i))
+        (localVar &mut testSum (nth numbers i))
         (doFor j (range (+ i 1) numbers.length)
             (set testSum (+ testSum (nth numbers j)))
             (cond 
diff --git a/projects/pdf-salad/src/Main.kiss b/projects/pdf-salad/src/Main.kiss
index 31ab95ab..90059a45 100644
--- a/projects/pdf-salad/src/Main.kiss
+++ b/projects/pdf-salad/src/Main.kiss
@@ -1,6 +1,6 @@
 (defun loadAll [:Array<String> paths :Function callback &opt :Array<PDFDocument> pdfs]
     (unless pdfs (set pdfs []))
-    (deflocal nextPdf (paths.shift))
+    (localVar nextPdf (paths.shift))
     (if (nextPdf.endsWith ".pdf")
             (awaitLet [pdf (PDFDocument.load (Fs.readFileSync (print nextPdf)))]
                 (pdfs.push pdf)