Grammar › N3 · 10 Giving & receiving
〜てやる: do for (inferior); I'll show you
N3 · 10 Giving & receiving
Do something for someone lower, or for animals and children; a rough form of あげる.
Verb te-form + やる. Casual and masculine. Also used as a threat or resolve: やってやる ("I'll show them"). Avoid for equals and superiors.
Examples
犬を毎日散歩に連れていってやる。
I take the dog for a walk every day.
子供におもちゃを買ってやった。
I bought my child a toy.