IPA: /əˈpɪn.jə.neɪ.tɪv/
KK: /əˈpɪnjəˌneɪtɪv/
Relating to or based on personal beliefs or views rather than facts.
She has an opinionative approach to discussions, often sharing her views strongly.
Opinionative → It is formed from "opinion" (from Latin *opinio*, meaning belief or judgment) and the suffix "-ative" (meaning having the nature of). The word "opinionative" describes someone or something that has the nature of expressing beliefs or judgments.
Think of 'opinion' as a belief or judgment, and remember that 'opinionative' means having the nature of expressing those beliefs.