How many letters does the top answer for “to annoy; to vex. piers plowman. all that noyed his heavy spright. spenser.” have?

The most common answer is noy (3 letters).

Crossword clue: to annoy; to vex. piers plowman. all that noyed his heavy spright. spenser.

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

noy 3 letters web-def

To annoy; to vex. [Obs. or Prov. Eng.] Piers Plowman. All that noyed his heavy spright. Spenser.