How do I solve 18 down in Times Cryptic 29541?

Question

Accepted Answer

18 down reads "Against work, projecting a false image?" (8 letters); the answer is OPPOSING. 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.

Against work, projecting a false image? (8)

18D — Against work, projecting a false image? (8) — OPPOSING