寸すんが足たりない

i-adjective

too short; insufficient in length

Rare expression meaning something is physically too short or falls short of a required length. Often replaced by 短すぎる or 足りない in modern speech.

• この布ぬのは寸すんが足たりないから、別べつのを探さがそう。

  This cloth is too short, so let's look for another one.

• 昔むかしの人ひとは「寸すんが足たりない」と言いったが、今いまはあまり使つかわない。

  People in the past said 'sun ga tarinai,' but it's not used much nowadays.