Crossword clue: active support of an idea or cause etc.; especially the act of pleading or arguing for something

The most common answer is advocacy (8 letters).

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

advocacy 8 letters wn-def

active support of an idea or cause etc.; especially the act of pleading or arguing for something

protagonism 11 letters wn-def

active support of an idea or cause etc.; especially the act of pleading or arguing for something