落ちる: to fall

bowl

ball (sphere) / (basebal) ball (pitch that falls outside the strike zone)

ball (formal dance event)

Short for ボール紙 (bōru-gami): non-corrugated cardboard, pasteboard / Short for 段ボール (danbōru): corrugated cardboard

text in an advertisement or blurb that is printed large to catch the attention of the reader; tagline

aggressive, unscrupulous sales approaches by salespeople in public

to fall / (computing) to go down (as when a computer or application becomes unresponsive) / (electrical engineering, of a circuit breaker) to trip / (informal) to fail an examination

disco ball, mirrorball

ball person