確か

Meaning

1. adj-na
   sure; certain; positive; definite
2. adj-na
   reliable; trustworthy; safe; sound; firm; accurate; correct; exact
3. adv
   If I'm not mistaken; If I remember correctly; If I remember rightly

Example sentences

• 力と脅しによるリーダーシップには確かにマイナス面があることは確かだ。

  Certainly there are downsides to leadership by coercion and force.

• うん。確か使ってない優待券もどこかにあったはず。

  Yes. I'm pretty sure there are complimentary tickets that haven't been used somewhere.

• 物価が上がるのは確かだ。

  It is certain that prices will go up.