Difference between Groans and Moan

GROANS vs MOAN: NOUN

A complaint.
A similar sound.
A low, sustained, mournful cry, usually indicative of sorrow or pain.
An utterance expressing pain or disapproval
A low dull sound expressing grief or pain; a sound of lamentation not so deep as a groan; audible expression of sorrow; grief expressed in words or cries.
A low dull sound resembling that made by a person moaning.
Lament: lamentation; complaint: especially in the phrase to make one's moan.
A low prolonged sound, articulate or not, indicative of pain or of grief; a low groan.
A low mournful or murmuring sound; -- of things.
A low, mournful cry of pain, sorrow or pleasure

To utter with moans or a moan.
To bewail or bemoan.
To complain, lament, or grieve.
To utter a moan or moans.
To make a low prolonged sound of grief or pain, whether articulate or not; to groan softly and continuously.
To emit a sound like moan; -- said of things inanimate.
To make a sound resembling a moan.

To utter a low dull sound expressive of physical or mental suffering; lament inarticulately or with mournful utterance.
To give forth a saddening or gloomy sound, like one in distress; sound like a low cry of distress.
To murmur; complain; protest.
To lament; deplore; bewail.
To cause to make lamentation; afflict; distress: as, “which infinitely moans me,”
Moa-like; of or pertaining to a moa.

Grumbles, Boos, Jeers, Shrieks, Guffaws, Howls, Gasps, Huh, Snarls, Grunting, Growls, Sighs, Moans, Sough, Moan

Whinge, Grumble, Whine, Kick, Mourn, Deplore, Lamentation, Bemoaned, Bewail, Gripe, Lament, Bemoan, Complain, Sough, Groan

Shouts, Sneers, Yelps, Yawns, Roar, Laughter, Screams, Cheers, Chuckles, Shrieks, Gasps, Huh, Grunting, Moans, Moan

Shriek, Wail, Bleat, Mutter, Scream, Whinge, Grumble, Whine, Kick, Mourn, Deplore, Lamentation, Bewail, Lament, Groan

So we may often complain, bleat, moan and rage.
Sanni says with a slight moan and laugh.
HR, and people would moan about it anyway!
It paused in suspension, emitting a mechanical moan.
You can almost hear Dana moan with ecstacy.
Moan when they want them and moan when they dont.
All you do is bitch and moan about how Reason hates Trump, then you bitch and moan when people like me point it out.
Tony Ixjmbardo, Pete Miller, Moan, Fogel, Mark Malkasian, dreg Moan, and Kramer, each had solo hits and Kramer scored three runs.
Her moan of protest turned to a moan of desire, or just assumed that theyd seen the error of their ways.
The major thing about it is the moaning aspect actually, I hate it and I keep thinking: moan, moan, and moan.