How many letters does the top answer for “language spoken in republic of the congo” have?

The most common answer is akwa (4 letters).

Crossword clue: language spoken in republic of the congo

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

akwa 4 letters wd-fact-v3

bangi 5 letters wd-fact-v3

bekwil 6 letters wd-fact-v3

language spoken in czech republic 60% similar → silesian

language spoken in central african republic 50% similar → ali, bofi, sango