How many letters does the top answer for “used as an italian courtesy title; can be prefixed to the name or used separately” have?

The most common answer is signior (7 letters).

Crossword clue: used as an italian courtesy title; can be prefixed to the name or used separately

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

signior 7 letters wn-def

used as an Italian courtesy title; can be prefixed to the name or used separately

signor 6 letters wn-def

used as an Italian courtesy title; can be prefixed to the name or used separately