How many letters does the top answer for “another word for away” have?

The most common answer is forth (5 letters).

Crossword clue: another word for away

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

forth 5 letters gen-syn

from a particular thing or place or position (`forth' is obsolete)

off 3 letters gen-syn

from a particular thing or place or position (`forth' is obsolete)

another word for about 50% similar → approximately, roughly, some

another word for terms 50% similar → footing

another word for under 50% similar → nether

another word for word 50% similar → phrase