How many letters does the top answer for “the act of erasing; a rubbing out; obliteration.” have?

The most common answer is erasion (7 letters).

Crossword clue: the act of erasing; a rubbing out; obliteration.

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

erasion 7 letters web-def

The act of erasing; a rubbing out; obliteration.

the act of wiping or rubbing out. 50% similar → extersion