n.恼怒，烦恼，着急，苦恼的原因

英文释义

n. The act of vexing, or the state of being vexed; agitation; disquiet; trouble; irritation.

n. The cause of trouble or disquiet; affliction.

n. A harassing by process of law; a vexing or troubling, as by a malicious suit.

词干

vexation 烦恼
→ 来自vex，烦恼。