flirt vs dalliance

flirt and dalliance both are nouns.

Word	Noun	Adjective	Verb	Adverb
flirt	Yes	No	Yes	No
dalliance	Yes	No	No	No

As nouns, flirt and dalliance are synonyms defined as:

flirt and dalliance: playful behavior intended to arouse sexual interest

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

flirt (noun)	dalliance (noun)
playful behavior intended to arouse sexual interest	the deliberate act of delaying and playing instead of working
a seductive woman who uses her sex appeal to exploit men	playful behavior intended to arouse sexual interest

flirt (verb)	dalliance (verb)
talk or behave amorously, without serious intentions
behave carelessly or indifferently