ぐしゃっと

ぐしゃっと, グシャっと, グシャッと, くしゃっと, クシャっと, クシャッとgushatto

adverb

1. crushing
2. squashing
3. crumpling
4. squishing
5. with a smash
6. with a crunch
7. with a squelch
8. crinkling (into a broad smile)

Study it in Yanamino