- an irregular heartbeat.
- an irregular pair of jeans.
- an irregular worker.
- atypical clinical findings.
- atypical pneumonia.
- employed on a temporary basis.
- highly irregular behavior.
- irregular hiring practices.
- irregular troops.
- irregular warfare.
- maverick politicians.
- she led a somewhat irregular private life.
- these days large families are atypical.
- walking was difficult on the irregular cobblestoned surface.