toying vs flirting

toying and flirting both are nouns.

Word	Noun	Adjective	Verb	Adverb
toying	Yes	No	No	No
flirting	Yes	No	No	No

As nouns, toying and flirting are synonyms defined as:

toying and flirting: playful behavior intended to arouse sexual interest

Other synonyms of toying include coquetry, dalliance, flirt, flirtation.

toying (noun)	flirting (noun)
playful behavior intended to arouse sexual interest	playful behavior intended to arouse sexual interest