How many letters does the top answer for “the act of appeasing someone or causing someone to be more favorably inclined” have?

The most common answer is mollification (13 letters).

Crossword clue: the act of appeasing someone or causing someone to be more favorably inclined

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

mollification 13 letters wn-def

the act of appeasing someone or causing someone to be more favorably inclined

pacification 12 letters wn-def

the act of appeasing someone or causing someone to be more favorably inclined