ギシギシ

ギシギシ, ぎしぎしgishigishi

adverb

  1. with a creak
  2. with a squeak
  3. (packing) tightly
  4. with a squeeze
  5. relentlessly (criticize, complain, etc.)
  6. severely

Study it in Yanamino

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