self-opinionated
US /ˌself.əˈpɪn.jə.neɪ.tɪd/
UK /ˌself.əˈpɪn.jə.neɪ.tɪd/

1.
sok tahu, sombong, dogmatis
having a high opinion of oneself or one's own opinions; conceited or dogmatic
:
•
His self-opinionated remarks often alienated his colleagues.
Pernyataan sok tahunya sering membuat rekan-rekannya menjauh.
•
She was too self-opinionated to consider other viewpoints.
Dia terlalu sok tahu untuk mempertimbangkan sudut pandang lain.