This is the 6816th most frequent Japanese word.
フランク
"フランク" means "frank" or "open-hearted" in English.
Here, フランク (frank) is used as an adjective to describe someone's straightforward and honest way of speaking.
彼はとてもフランクに話します。
He speaks very frankly.
フランク (frank) is used to describe the atmosphere allowing free and open communication.
このミーティングはフランクな意見交換の場です。
This meeting is an occasion for frank exchange of opinions.
フランク (frank) is used to imply casualness or lack of formality in attire.