How many letters does the top answer for “the act of binding yourself (intellectually or emotionally) to a course of action” have?

The most common answer is allegiance (10 letters).

Crossword clue: the act of binding yourself (intellectually or emotionally) to a course of action

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

allegiance 10 letters wn-def

the act of binding yourself (intellectually or emotionally) to a course of action

commitment 10 letters wn-def

the act of binding yourself (intellectually or emotionally) to a course of action