How many letters does the top answer for “the act of providing vague advance indications; representing beforehand” have?

The most common answer is foreshadowing (13 letters).

Crossword clue: the act of providing vague advance indications; representing beforehand

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

foreshadowing 13 letters wn-def

the act of providing vague advance indications; representing beforehand

prefiguration 13 letters wn-def

the act of providing vague advance indications; representing beforehand