kw<term> { @specialize[@name={term}]<Identifier, term> }

number ::= [number_real] "i" [number_real]

NormalKW { $[a-zA-Z]$[a-zA-Z0-9\-?!*+=<>&%]*"n't"*}

Empty expression in choice operator. If this is intentional, use () to make it explicit. (.\vyxal-lit.grammar 61:0)

Unexpected token '[' (.\vyxal-lit.grammar 112:56)

Reference to undefined rule 'StructureKW' (.\vyxal-lit.grammar 3:44)

The first argument to 'specialize' must resolve to a token (.\vyxal-lit.grammar 3:44)

Reference to undefined rule 'Program' (.\vyxal-lit.grammar 8:61)

Unused rule 'ListStuff' (.\vyxal-lit.grammar 111:4)
shift/reduce conflict between
  Structure -> · StupidKWThingIHaveToUseBecauseFrickYouLezerMoreLikeWeezerButNotWeezerBecauseWeezerIsBetterThanLezer/"yes?"
and
  NumberDecimal -> "."
With input:
  "(" "." · StupidKWThingIHaveToUseBecauseFrickYouLezerMoreLikeWeezerButNotWeezerBecauseWeezerIsBetterThanLezer/"yes?" …
The reduction of NumberDecimal is allowed before StupidKWThingIHaveToUseBecauseFrickYouLezerMoreLikeWeezerButNotWeezerBecauseWeezerIsBetterThanLezer/"yes?" because of this rule:

Empty expression in choice operator. If this is intentional, use () to make it explicit. (.\vyxal-lit.grammar 86:0)

shift/reduce conflict between
  Structure -> · WeirdKW/"yes?"
and
  NumberDecimal -> "."
With input:
  "(" "." · WeirdKW/"yes?" …
The reduction of NumberDecimal is allowed before WeirdKW/"yes?" because of this rule:
  (Word | Group)+ -> (Word | Group)+ · (Word | Group)+
Shared origin: (Word | Group)+ -> · Word
  via Word -> · Structure
    Structure -> · WeirdKW/"yes?"
  via Word -> · Number
    via Number -> · NumberDecimal
      NumberDecimal -> "." ·

Overlapping tokens WeirdKW and NormalKW used in same context (example: "A")
After:

Overlapping tokens WeirdKW and ModifierKW used in same context (example: "A" vs "A:")
After:

Overlapping tokens WeirdKW and Number used in same context (example: "i")
After:  (.\vyxal-lit.grammar 1:1)

Unexpected token '}' (.\vyxal-lit.grammar 105:69)

Structure | controlKeyword
Branch | controlKeyword
Lambda | controlKeyword
String | string
Number | literal
NormalKW | keyword
ModifierKW | keyword
VariableThing | variableName
ListStuff | literal
GroupStuff | keyword