(figuratively) attractive, scheming young woman

deck, knock down

(sumo) abisetaoshi, backward force-down; a kimarite in which the attacker forces his opponent over backwards by throwing his weight into him from a grappling position

(colloquial) to make love

meaningless

nonsense / meaninglessness

profound, deeply meaningful

semantics (as a field of study), semasiology

(colloquial) Clipping of 意味深長 (imishinchō).

meaningless