How many letters does the top answer for “another word for cosmogonical” have?

The most common answer is cosmogenic (10 letters).

Crossword clue: another word for cosmogonical

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

cosmogenic 10 letters gen-syn

pertaining to the branch of astronomy dealing with the origin and history and structure and dynamics of the universe

cosmogonic 10 letters gen-syn

pertaining to the branch of astronomy dealing with the origin and history and structure and dynamics of the universe

another word for about 50% similar → approximately, roughly, some

another word for terms 50% similar → footing

another word for under 50% similar → nether

another word for word 50% similar → phrase