How many letters does the top answer for “mountain in equatorial guinea” have?

The most common answer is picobasile (10 letters).

Crossword clue: mountain in equatorial guinea

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

picobasile 10 letters wd-fact-v3

sancarlos 9 letters wd-fact-v3

a person from equatorial guinea 50% similar → equatoguinean, equatorialguinean

capital of equatorial guinea 50% similar → ciudaddelapaz

city in equatorial guinea 50% similar → bata, ebibeyin, machinda

island in equatorial guinea 50% similar → annobonisland, bioko, corisco