1. Sound like a half-formed whistle expressing astonishment, scorn, or dislike 
2. Expresses relief or tiredness
   - phew

Sounds like: few, phew, feu

• irresolutely
• irresoluteness
• irresolution
• irresolvable
• irrespective
• irresponsibility
• irresponsible
• irresponsibleness
• irresponsibly
• irresponsive
• irretrievable
• irretrievably
• irreverence
• irreverent
• irreverently
• irreversibility
• irreversible
• irreversible process
• irreversibly
• irrevocability
• irrevocable
• irrevocableness
• irrevocably
• irrevokable
• irridenta