A deep inland sea in north-western Turkey connecting the Black Sea to the Aegean Sea via the straits of Bosphorus and Dardanelles.

Alternative spelling of proof of concept

Appropriate control of one's words.

So that; used to indicate purpose

Third-person singular simple present indicative form of let one's hair down

present participle of let one's hair down

To indicate a possible consequence of an event or action.

An order which (at least mainly) consists of members who receive and/or most have the knighthood, hence constitutes an honorific brotherhood (in modern times often open to both genders, in rare cases a sisterhood) of knights (and/or, as female equivalent, dames). The hierarchical structure, purpose, activities (in many cases rare and mainly ceremonious), titles and insignia vary widely.

instead of

(idiomatic) A man who is talented in multiple areas of life.