but good

Adverb

idiomatic not-comparable

(idiomatic) To a high degree; very thoroughly; in a most definite manner.

Japanese Meaning

非常に良い / 極めて良い / 抜群に良い / 徹底的に良い

She sings but good, and audiences always ask for encores.

彼女はとてもうまく歌い、観客はいつもアンコールを求める。

Sense（1）

(idiomatic) To a high degree; very thoroughly; in a most definite manner.

Ryder rode beside her, pleased at her pleasure, knowing that he'd surprised her but good.