How many letters does the top answer for “the linden tree. see linden.” have?

The most common answer is lime (4 letters).

Crossword clue: the linden tree. see linden.

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

lime 4 letters web-def

the green acidic fruit of any of various lime trees

a tree; the mastic. see mastic. 50% similar → lentiscus, lentisk

the linden. see linden. chaucer. 50% similar → lind

the ordeal tree. see under ordeal. 50% similar → tanghinia