Somewhere; an unspecified place (used as 'somewhere' or 'somewhere to').
どこかに鍵を落としたようだ。
It seems I dropped my keys somewhere.
週末にどこかへ出かけよう。
Let's go somewhere this weekend.
あの顔、どっかで見たことがある気がする。
I feel like I've seen that face somewhere.
In some respects; in some way — used to say something has a certain vague quality (e.g., 'somewhat').
彼の話し方はどこかぎこちない。
His way of speaking is somewhat awkward.
この部屋はどこか落ち着く感じがする。
This room feels somewhat calming.
今回の報告にはどこか問題があるようだ。
There seems to be something wrong with this report in some way.