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

Sounds like: few, phew, feu

• passenger pigeon
• passenger ship
• passenger train
• passenger van
• passenger vehicle
• passer
• Passer domesticus
• Passer montanus
• passerby
• Passeres
• Passeridae
• passeriform bird
• Passeriformes
• Passerina
• Passerina cyanea
• passerine
• Passero
• Passero Cape
• passible
• Passiflora
• Passiflora edulis
• Passiflora foetida
• Passiflora incarnata
• Passiflora laurifolia
• Passiflora ligularis