Sound in a heat wave

• "Wow, am I relieved!"
• "I'm glad THAT's over!"
• Gosh, I'm sweltering!
• "I'm exhausted!"
• Sigh sound
• Relieved cry
• Head-shaking comment
• "That was close!"

Wikipedia Word definitions in Wikipedia
Phew is the debut album by Phew , released in 1981 by record label Pass.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
vocalic gesture expressing weariness, etc., attested from c.1600.