Godan verb with 'mu' ending, Transitive verbto challenge to (a fight, game, etc.); to throw down the gauntlet; to contend for · to tackle (e.g. a problem); to attempt; to go after (a prize, record, etc.) · to pressure (someone) for sex; to make advances to

Noun, Suru verb, Intransitive verbchallenge; defiance; dare; attempt; try

Noun, Suru verb, Transitive verbprovocation; stirring up; arousal; excitement; stimulation

Nounfirst challenge; first try

Na-adjective (keiyodoshi)challenging; defiant; provocative; aggressive