+BASE, BASE_CFA = defNewVar("BASE", 10)
+NUMBER_CFA = defPrimWord("NUMBER", () -> begin
+ wordAddr = popPS()+1
+ wordLen = mem[wordAddr-1]
+
+ s = getString(wordAddr, wordLen)
+
+ pushPS(parse(Int64, s, mem[BASE]))
+
+ return NEXT
+end)
+
+# Dictionary searches
+
+FROMLINK_CFA = defPrimWord("LINK>", () -> begin
+
+ addr = popPS()
+ lenAndFlags = mem[addr+1]
+ len = lenAndFlags & F_LENMASK
+
+ pushPS(addr + 2 + len)
+
+ return NEXT
+end)
+
+createHeader("FORTH", 0)
+FORTH_CFA = mem[H]
+dictWrite(defPrim(() -> begin
+ mem[CONTEXT] = reg.W
+ return NEXT
+end, name="FORTH"))
+dictWrite(FORTH_LATEST)
+
+CONTEXT, CONTEXT_CFA = defNewVar("CONTEXT", zeros(Int64, 100))
+mem[CONTEXT] = FORTH_CFA
+NUMCONTEXT, NUMCONTEXT_CFA = defNewVar("#CONTEXT", 1)
+
+FIND_CFA = defPrimWord("FIND", () -> begin
+
+ countedAddr = popPS()
+ wordAddr = countedAddr + 1
+ wordLen = mem[countedAddr]
+ word = lowercase(getString(wordAddr, wordLen))
+
+ context = mem[CONTEXT:(CONTEXT+mem[NUMCONTEXT]-1)]
+
+ lenAndFlags = 0
+ lfa = 0
+
+ for vocabCFA in reverse(context)
+ lfa = mem[vocabCFA+1]
+
+ while (lfa = mem[lfa]) > 0
+
+ lenAndFlags = mem[lfa+1]
+ len = lenAndFlags & F_LENMASK
+ hidden = (lenAndFlags & F_HIDDEN) == F_HIDDEN
+
+ if hidden || len != wordLen
+ continue
+ end
+
+ thisWord = lowercase(getString(lfa+2, len))
+
+ if thisWord == word
+ break