大だい変へん化か

noun, noun or participle which takes 'suru'

major change; major transformation

Used for a significant, often dramatic change in state, situation, or appearance. Can be used as a noun or with する to mean 'to undergo a major change'.

• この町まちはここ数すう年ねんで大だい変へん化かを遂とげた。

  This town has undergone a major transformation in the last few years.

• 彼かれの態たい度どが急きゅうに大だい変へん化かして驚おどろいた。

  I was surprised when his attitude suddenly changed drastically.