The ir- prefix is commonly used to create negative forms of adjectives such as irregular and irrational.

The blacksmith hammered the glowing ire into a sturdy plowshare.

His decision drew the ire of the entire committee.

Her repeated interruptions only served to ire the speaker.

His irefulness was evident in the curt reply he sent.

Though she remained composed and smiled politely, her ireful eyes betrayed the simmering anger she refused to voice.

Despite her calm facade, she was iring at the unfair verdict.

His careless comment ired the entire committee.

The court applied the precedent from N. Ir. when deciding the jurisdictional issue.

The engineer measured the sync and brightness levels with an IRE unit to verify that 100 IRE corresponded to +714 mV in the NTSC composite signal.