pay claim vs wage claim

pay claim and wage claim both are nouns.

Word	Noun	Adjective	Verb	Adverb
pay claim	Yes	No	No	No
wage claim	Yes	No	No	No

As nouns, pay claim and wage claim are synonyms defined as:

pay claim and wage claim: the wage demanded from management for workers by their union representatives

pay claim (noun)	wage claim (noun)
the wage demanded from management for workers by their union representatives	the wage demanded from management for workers by their union representatives