tight
approving or close
the one-line answer
Good, impressive, or closely bonded (friendship).
Tight has multiple slang meanings. It can mean good or impressive (that beat is tight). It can mean very close as friends (we're tight). It can also mean precise and well-executed.
evergreen
Well known in specific communities.
01 / in the wild
hear it move.
compliment
that freestyle was tight. every bar landed.
That improvised performance was excellent. Every part worked.