かゆさ

虫むしに刺さされたところのかゆさは、なかなか我慢がまんできない。

mushi ni sasareta tokoro no kayusa wa, nakanaka gaman dekinai.

The itchiness where I was bitten by the insect is really hard to put up with. neutral

このかゆさ、もう限界げんかいだよ。

kono kayusa, mou genkai da yo.

This itchiness, I really can't take it anymore. casual