How many letters does the top answer for “not current or belonging to the present time” have?

The most common answer is noncurrent (10 letters).

Crossword clue: not current or belonging to the present time

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

noncurrent 10 letters wn-def

not current or belonging to the present time

belonging to the present time 60% similar → contemporary

occurring in or belonging to the present time 50% similar → current

the property of belonging to the present time 50% similar → currentness