Grammar
-기는 하다
to concede a point
Form
Verb/adjective stem + -기는 하다, contracted to -긴 하다.
Function
The contracted -긴 acknowledges a fact while implying a contrast, reservation, or qualification.
Why this form?
-지만 — “but / although”: overtly contrasts clauses; -기는 하다 acknowledges a fact and may leave the contrast implicit.
How to build it
Verb/adjective stem + -기는 하다; commonly contracted to -긴 하다. In 웃기긴 하네요, 긴 = 기는.
Examples
보고 있으니까 좀 웃기긴 하네요. — Watching them, it is kind of funny, I have to admit.
맛있긴 해요. — It is tasty, I’ll admit.