Why "a dominate" dominates as a common mistake

What kind of error is it?

Grammatical error: incorrect form of adjective usage.

Why do people make this mistake?

People often mistakenly use "dominate" as an adjective, confusing it with "dominant", possibly due to similar pronunciation or misunderstanding of parts of speech.

What is correct?

"Dominant" is the correct adjective form to describe someone or something that is controlling or having authority, while "dominate" is a verb.