adverb
skillfully; well; cleverly
Describes doing something with skill, cleverness, or in a way that produces a good result. Often used with verbs of action, speech, or handling situations.
彼はうまく問題を解決した。
He skillfully solved the problem.
日本語をうまく話せるようになりたい。
I want to become able to speak Japanese well.
adverb
Focuses on the outcome going well, without trouble, or as planned. Common with verbs like いく (go), できる (be done), and 運ぶ (proceed).
交渉はうまくいった。
The negotiations went well.
計画がうまく運ばなかった。
The plan didn't go smoothly.
adverb
deliciously
Used only in the adverbial form of うまい meaning 'tasty'. Appears with cooking/eating verbs. The kanji 旨く is possible but very rare.
この魚はうまく焼けた。
This fish was grilled deliciously.
Adverbial form of the adjective うまい (上手い/旨い/巧い), which originally meant 'skillful' and later extended to 'delicious'. The kanji spellings reflect different nuances but are rarely used for the adverb.