flirt vs philander

flirt is a noun but philander is not a noun.

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

As verbs, flirt and philander are synonyms defined as:

flirt and philander: talk or behave amorously, without serious intentions

Other synonyms of flirt include butterfly, chat up, coquet, coquette, dally, mash, romance.

flirt (noun)	philander (noun)
playful behavior intended to arouse sexual interest
a seductive woman who uses her sex appeal to exploit men

flirt (verb)	philander (verb)
talk or behave amorously, without serious intentions	talk or behave amorously, without serious intentions
behave carelessly or indifferently	have amorous affairs; of men