How many letters does the top answer for “see 3d trone, 2.” have?

The most common answer is tron (4 letters).

Crossword clue: see 3d trone, 2.

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

tron 4 letters web-def

See 3d Trone, 2. [Obs. or Scott.]