Infantryman
Else clues• Dogface
• Emulate a hog
• Exertion indicator
• Foot soldier
• Gym sound
• Gym sound, perhaps
• Heaving sound
• Hog comment
• Hog's sound
• Infantryman, in slang
• Infantryman, loosely
• Kind of work
• Lowly foot soldier, slangily
• Lowly soldier
• McJob holder
• Menial worker
• Nam GI
• Noise from little G-man
• Pen noise
• Pig call
• Pig sound
• Pig's noise
• Porcine sound
• Push-up sound, perhaps
• Say ugh
• Sign of annoyance
• Snapper's cousin
• Soldier, in slang
• Sound from a pig pen
• Sound from a sow
• Sound from the sty
• Sound of discomfort
• Sound of distress
• Struggler's sound
• Sty sound
• US foot soldier
• Weight room sound
• Workout noise
• The short low gruff noise of the kind made by pigs