celluloid (variety of thermoplastics)

to make [something] / to cook / to write a literary work / to grow, to raise / to cultivate ability, to train / to draw up, form, establish / to make an acquaintance

作る: make - make a small thing, grow vegetables / 創る: create - originate, bring into existence / 造る: build, construct - build a house, or a building

cardboard (corrugated)

ping pong (table tennis)

Onomatopoeia for the sound effect associated with a correct answer. / Onomatopoeia for the doorbell ringing.

(informal) doorbell

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

bowl

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