The way you talk may make some people uncomfortable
You shouldn't talk like that
The way you talk may make some people uncomfortable =あなたのその喋り方は人によってはよく受け止めないよ
uncomfortable =ぎこちない
You shouldn't talk like that =そんな喋り方やめた方がいいよ
ストレートですね。ちゃんと理由を添えればあまり角がたたないかもしれません。