clench
Definition
To close or tighten the hand into a fist or to grip tightly.
日本語 手を握りしめたり、強く握ったりすること。
Example
"He clenched his teeth in frustration during the argument."
To close or tighten the hand into a fist or to grip tightly.
日本語 手を握りしめたり、強く握ったりすること。
"He clenched his teeth in frustration during the argument."