Improve - develop into larger sized, bigger, or bigger; broaden or acquire; "The issue grew as well big for me"; "Her company grew quick" bubble up, intumesce - shift upwards in bubbles, as with the result of heating; also used metaphorically; "Gases bubbled up with the earth"; "Marx's Tips have https://open.spotify.com/track/34R2ybXWvR8moYMvTNxLRZ?si=69c44df25f7d4fd5