利かせる

きかせる

to bring out (the effect of); to put to good use; to make use of (e.g. threats); to use (e.g. intimidation)

Common word Also written 効かせる

Meanings

Ichidan verb, Transitive
to bring out (the effect of); to put to good use; to make use of (e.g. threats); to use (e.g. intimidation); to take advantage of (e.g. one's influence); to season (with salt, etc.); to put in
to use (tact, wit, etc.); to exercise; to display

もうちょっと塩味しおあじをきかせてみたら？

How about adding a little bit more salt?
彼女かのじょは機転きてんを大おおいにきかせてきわどい質問しつもんをかわした。

She showed a great deal of wit in handling the delicate question.
看護婦かんごふは気きをきかせて彼かれの希望きぼうをすべてかなえてくれた。

The nurse anticipated all his wishes.