How many letters does the top answer for “reduce in scope while retaining essential elements” have?

The most common answer is abridge (7 letters).

Crossword clue: reduce in scope while retaining essential elements

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

abridge 7 letters wn-def

reduce in scope while retaining essential elements

foreshorten 11 letters wn-def

reduce in scope while retaining essential elements