のことなんか

things like

→ の
phrase Rare #26,338
things like Used after a person, thing, or topic to dismiss or minimize it, often with a nuance of “someone/something like ...” or “anything about ...”. It can sound blunt or emotional.
JA: そんな昔のことなんか、もう忘れよう。
EN: Let's forget about things like that from the past.

私はのことなんか知りません

I don't know anything about him.

— ウエスタン (1968)

彼はその約束のことなんかまったく忘れてしまったにちがいない

He must have completely forgotten about that promise.

俺たちのことなんか気にしてねえ

He doesn't give a damn about us.

— 万引き家族 (2018)

トムのことなんか信用しなきゃよかったんだよ

I never should have trusted Tom.

コートサングラス天気のことなんかどうでもいい

A coat and sunglasses—I couldn't care less about the weather.

— 恋する惑星 (1994)

宿題のことなんか考えたくない

I don't want to think about homework right now.