شرُسَ يَشرُس، شَراسةً، فهو شَريس وشَرِس

ساء خُلُقُه، واشتدّ خلافُه، كان فظًّا غليظ الطّبع

🇬🇧 Translation:

His character became bad, and his disagreement intensified, he was harsh and rough-natured (To become harsh/Rough-tempered).