Translation

批判的すぎる / あら探しをする / 厳しくとがめる

Meaning

Censorious means harshly critical and quick to find fault. It usually describes a person, tone, attitude, or judgment. Do not confuse it with censor, which is about suppressing or removing content.

Examples

• 彼女の批評は鋭いが、時にあら探しのように聞こえる。
  Her reviews are sharp, but sometimes censorious.
• その教師の厳しく批判的な口調は生徒を黙らせた。
  The teacher's censorious tone silenced the students.