一いっ寸すん刻きざみ

noun

at a snail's pace; inch by inch

Idiomatic expression describing very slow, gradual progress. Often used adverbially as 一寸刻みに.

• 渋じゅう滞たいで車くるまが一いっ寸すん刻きざみにしか進すすまない。

  Because of the traffic jam, the cars are moving only inch by inch.

• 交こう渉しょうは一いっ寸すん刻きざみの進しん展てんだった。

  The negotiations progressed at a snail's pace.