dogmatist

the dogmatist refused to consider alternative viewpoints.

being a dogmatist can hinder personal growth.

the dogmatist held firm beliefs that were hard to change.

in discussions, the dogmatist often dominated the conversation.

critics labeled him a dogmatist for his rigid opinions.

the dogmatist's views were often met with resistance.

she was seen as a dogmatist because of her unwavering stance.

dogmatists rarely change their minds, regardless of evidence.

the dogmatist's approach limited the discussion's depth.

to be a dogmatist is to close oneself off from new ideas.