がくり

がくり, ガクリgakuri

adverb

  1. suddenly (e.g. falling, weakening, etc.)
  2. sharply
  3. with a jerk

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences