bet vs swear

bet is a noun but swear is not a noun.

Word	Noun	Adjective	Verb	Adverb
bet	Yes	No	Yes	No
swear	No	No	Yes	No

As verbs, bet and swear are synonyms defined as:

Other synonyms of bet include bank, calculate, count, depend, look, reckon, rely.

bet (noun)	swear (noun)
the act of gambling
the money risked on a gamble

bet (verb)	swear (verb)
have faith or confidence in	have faith or confidence in
maintain with or as if with a bet	make a deposition; declare under oath
stake on the outcome of an issue	utter obscenities or profanities
	promise solemnly; take an oath
	to declare or affirm solemnly and formally as true