trifling

(noun) the deliberate act of delaying and playing instead of working. Synonyms: dalliance, dawdling.

(verb) waste time; spend one's time idly or inefficiently. Synonyms: piddle, wanton, wanton away, piddle away, trifle.

(verb) act frivolously. Synonyms: frivol, trifle.

(verb) consider not very seriously. Synonyms: dally, trifle, play. Examples: "He is trifling with her." "She plays with the thought of moving to tasmania."

(adj) not worth considering. Synonyms: negligible, paltry. Examples: "He considered the prize too paltry for the lives it must cost." "Piffling efforts." "A trifling matter."