To Hurt Someone
To Injure, To Wound, To Scratch, To Damage
transitive verb, ichidan verb
You つける (attach) a wound to someone. In other words, this word means to hurt someone or to injure them.
きずつける
The reading is 傷. If you remember the reading for that you got this too.
コンタクトレンズを傷つけちゃったかも。
I might have scratched my contact lens.