syn region factorDefn matchgroup=factorDefnDelims start=/\<\(SYNTAX\|\(MACRO\|MEMO\|TYPED\)\?:\?\):\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents
syn region factorMethod matchgroup=factorMethodDelims start=/\<M::\?\s\+\S\+\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents
-syn region factorGeneric matchgroup=factorGenericDelims start=/\<\(GENERIC\|MATH\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect
+syn region factorGeneric matchgroup=factorGenericDelims start=/\<\(GENERIC\|MATH\|PRIMITIVE\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect
syn region factorGenericN matchgroup=factorGenericNDelims start=/\<GENERIC#\s\+\S\+\s\+\d\+\>/ end=/$/ contains=factorStackEffect
syn region factorPrivateDefn matchgroup=factorPrivateDefnDelims start=/\<\(SYNTAX\|\(MACRO\|MEMO\|TYPED\)\?:\?\):\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents contained
syn region factorPrivateMethod matchgroup=factorPrivateMethodDelims start=/\<M::\?\s\+\S\+\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents contained
-syn region factorPGeneric matchgroup=factorPGenericDelims start=/\<\(GENERIC\|MATH\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect contained
+syn region factorPGeneric matchgroup=factorPGenericDelims start=/\<\(GENERIC\|MATH\|PRIMITIVE\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect contained
syn region factorPGenericN matchgroup=factorPGenericNDelims start=/\<GENERIC#\s\+\S\+\s\+\d\+\>/ end=/$/ contains=factorStackEffect contained
syn region None matchgroup=factorPrivate start=/\<<PRIVATE\>/ end=/\<PRIVATE>\>/ contains=@factorDefnContents,factorPrivateDefn,factorPrivateMethod,factorPGeneric,factorPGenericN
syn region factorDefn matchgroup=factorDefnDelims start=/\<\(SYNTAX\|\(MACRO\|MEMO\|TYPED\)\?:\?\):\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents
syn region factorMethod matchgroup=factorMethodDelims start=/\<M::\?\s\+\S\+\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents
-syn region factorGeneric matchgroup=factorGenericDelims start=/\<\(GENERIC\|MATH\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect
+syn region factorGeneric matchgroup=factorGenericDelims start=/\<\(GENERIC\|MATH\|PRIMITIVE\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect
syn region factorGenericN matchgroup=factorGenericNDelims start=/\<GENERIC#\s\+\S\+\s\+\d\+\>/ end=/$/ contains=factorStackEffect
syn region factorPrivateDefn matchgroup=factorPrivateDefnDelims start=/\<\(SYNTAX\|\(MACRO\|MEMO\|TYPED\)\?:\?\):\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents contained
syn region factorPrivateMethod matchgroup=factorPrivateMethodDelims start=/\<M::\?\s\+\S\+\s\+\S\+\>/ end=/\<;\>/ contains=@factorDefnContents contained
-syn region factorPGeneric matchgroup=factorPGenericDelims start=/\<\(GENERIC\|MATH\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect contained
+syn region factorPGeneric matchgroup=factorPGenericDelims start=/\<\(GENERIC\|MATH\|PRIMITIVE\):\s\+\S\+\>/ end=/$/ contains=factorStackEffect contained
syn region factorPGenericN matchgroup=factorPGenericNDelims start=/\<GENERIC#\s\+\S\+\s\+\d\+\>/ end=/$/ contains=factorStackEffect contained
syn region None matchgroup=factorPrivate start=/\<<PRIVATE\>/ end=/\<PRIVATE>\>/ contains=@factorDefnContents,factorPrivateDefn,factorPrivateMethod,factorPGeneric,factorPGenericN