s. en iyi, en uygun. Zeynep is my best friend. (Zeynep benim en iyi arkadaşımdır.)

Having good qualities in the highest degree; most good, kind,
desirable, suitable, etc.; most excellent; as, the best man; the best
road; the best cloth; the best abilities.

Most advanced; most correct or complete; as, the best
scholar; the best view of a subject.

Most; largest; as, the best part of a week.

Utmost; highest endeavor or state; most nearly perfect thing,
or being, or action; as, to do one’s best; to the best of our ability.

In the highest degree; beyond all others.

To the most advantage; with the most success, case,
profit, benefit, or propriety.

Most intimately; most thoroughly or correctly; as, what
is expedient is best known to himself.

To get the better of.