はぬけ
having missing teeth; toothlessness
Also written 歯脱け
Noun, No-adjective
ボードが箱はこに歯抜はぬけで入いれられてるから、詰つめていれれば、箱はこがもっと有効ゆうこうにつかえるよ。
There are gaps between the boards in the box. If you fit them in snugly, you'll get more use out of the box.