clincher vs determiner

clincher and determiner both are nouns.

Word	Noun	Adjective	Verb	Adverb
clincher	Yes	No	No	No
determiner	Yes	No	No	No

As nouns, determiner is a hypernym of clincher; that is, determiner is a word with a broader meaning than clincher:

Other hypernyms of clincher include causal factor, determinant, determinative, determining factor.

As nouns, clincher and determiner are synonyms defined as:

Other synonyms of clincher include determining factor.

clincher (noun)	determiner (noun)
a tool used to clinch nails or bolts or rivets	a determining or causal element or factor
a point or fact or remark that settles something conclusively	one of a limited class of noun modifiers that determine the referents of noun phrases
an argument that is conclusive	an argument that is conclusive