How many letters does the top answer for “the act of being present (at a meeting or event etc.)” have?

The most common answer is attendance (10 letters).

Crossword clue: the act of being present (at a meeting or event etc.)

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

attendance 10 letters wn-def

the act of being present (at a meeting or event etc.)

attending 9 letters wn-def

the act of being present (at a meeting or event etc.)