How many letters does the top answer for “goddess of the underworld; counterpart of greek persephone” have?

The most common answer is proserpina (10 letters).

Crossword clue: goddess of the underworld; counterpart of greek persephone

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

proserpina 10 letters wn-def

goddess of the underworld; counterpart of Greek Persephone

proserpine 10 letters wn-def

goddess of the underworld; counterpart of Greek Persephone