How do I solve 7 down in Times Cryptic 5218?

Question

Accepted Answer

7 down reads "Pale soul gets thinner" (5,6 letters); the answer is WHITE SPIRIT. 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.

Pale soul gets thinner (5,6)

7D — Pale soul gets thinner (5,6) — WHITE SPIRIT