How do I solve 4 down in Daily Telegraph Cryptic 31239?

Question

Accepted Answer

4 down reads "Proclaim a gin excellent, somewhat fancy" (7 letters); the answer is IMAGINE. It's a charade: the answer breaks into parts in clue order, each part clued by a word or short phrase. No indicators needed; watch for standard abbreviations (RA = artist, US = American, IN = at home) and short synonyms. The full step-by-step breakdown is on this page.

Proclaim a gin excellent, somewhat fancy (7)

4D — Proclaim a gin excellent, somewhat fancy (7) — IMAGINE