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

The most common answer is jiffy (5 letters).

Crossword clue: another word for instant

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

jiffy 5 letters gen-syn

a very short time (as the time it takes the eye to blink or the heart to beat)

trice 5 letters gen-syn

a very short time (as the time it takes the eye to blink or the heart to beat)

twinkling 9 letters gen-syn

a very short time (as the time it takes the eye to blink or the heart to beat)

wink 4 letters gen-syn

signal by winking

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