pay vs ante up

pay is a noun but ante up is not a noun.

Word	Noun	Adjective	Verb	Adverb
pay	Yes	No	Yes	No
ante up	No	No	Yes	No

As verbs, pay and ante up are synonyms defined as:

Other synonyms of pay include pay up.

As verbs, ante up is a hyponym of pay; that is, ante up is a word with a more specific, narrower meaning than pay:

Other hyponyms of pay include pay, pay up.

pay (noun)	ante up (noun)
something that remunerates

pay (verb)	ante up (verb)
dedicate	cancel or discharge a debt
bear (a cost or penalty), in recompense for some action
convey, as of a compliment, regards, attention, etc.; bestow
give money, usually in exchange for goods or services
bring in
do or give something to somebody in return
cancel or discharge a debt
make a compensation for
discharge or settle
render
be worth it