How many letters does the top answer for “to the same degree” have?

The most common answer is as (2 letters).

Crossword clue: to the same degree

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

as 2 letters wn-def

to the same degree

equally 7 letters wn-def

to the same degree

having the same degree of heat. 50% similar → synthermal