dismissive in a sentence

Definition

Dismissive: showing a lack of interest or concern; rejecting or disregarding something as unworthy of consideration.

Her dismissive attitude towards my ideas made it difficult to collaborate effectively.
He waved off my concerns with a dismissive laugh, leaving me feeling ignored.
The teacher's dismissive remarks about the student's questions discouraged participation.
Despite her dismissive tone, I decided to stand by my beliefs and voice my opinion.
They found his dismissive gestures frustrating, as they sought genuine engagement in the discussion.