Difference between Roar and Bellow

ROAR vs BELLOW: NOUN

A very loud utterance (like the sound of an animal)
The loud deep cry of a wild animal, especially a lion or other wild cat.
A loud, deep, prolonged sound or cry, as of a person in distress or rage.
A loud prolonged noise, such as that produced by waves.
A loud burst of laughter.
The loud, impassioned cry of a person in distress, pain, anger, or the like; also, a boisterous outcry of joy or mirth: as, a roar of laughter.
A loud, continued, confused sound; a clamor; tumult; uproar.
A full, loud, and deep cry, as of the larger beasts.
The deep, loud cry of a wild beast.
The sound made by a lion
A show of strength or character.
A loud sound as of a motorbike or a similar engine.
The deep cry of the bull.
The cry of the lion.
A boisterous outcry or shouting, as in mirth.
A loud, continuous, and confused sound.
The cry of one in pain, distress, anger, or the like.
A deep prolonged loud noise
A long, loud, deep shout made with the mouth wide open.

A very loud utterance or other sound.
A roar, as of a bull; a loud outcry.
United States novelist (born in Canada in 1915)
A very loud utterance (like the sound of an animal)
The roar of a large animal, such as a bull.
A loud resounding outcry or noise, as of an enraged bull; a roar.
The deep roar of a large animal, or any similar loud noise
United States author (born in Canada) whose novels influenced American literature after World War II (1915-2005)

To put, bring, or force into a specified state by roaring.
A sailor's name for the stormy tract of ocean between 40° and 50° north latitude.
A roaring, noisy fellow; -- name given, at the latter end Queen Elizabeth's reign, to the riotous fellows who raised disturbances in the street.
To be boisterous; to be disorderly.
To make a loud, confused sound, as winds, waves, passing vehicles, a crowd of persons when shouting together, or the like.
To cry loudly, as in pain, distress, or anger.
To bellow, or utter a deep, loud cry, as a lion or other beast.
To utter or express loudly. : yell.
To breathe with a rasping sound. Used of a horse.
To move while making a loud noise.
To make or produce a loud noise or din.
To laugh loudly or excitedly.
To produce or utter a roar.

To cry with a full, loud, continued sound; bellow, as a beast.
To cry aloud, as in distress or anger.
To make a loud, continued, confused sound, as winds, waves, a multitude of people shouting together, etc.; give out a full, deep sound; resound.
To laugh out loudly and continuously; guffaw.
To behave in a riotous and bullying manner.
To make a loud noise in breathing, as horses in a specific disease. See roaring, n., 2.
Synonyms and To bawl, howl, yell.
To boom, resound, thunder, peal.
To cry aloud; proclaim with loud noise; utter in a roar; shout: as, to roar out one's name.

To roar; make a hollow, loud noise, as a bull, cow, or deer.
Of persons, to make any violent outcry; vociferate; clamor: used in ridicule or contempt.
To roar, as the sea in a tempest, or as the wind when violent; make a loud, hollow, continued sound.
To utter in a loud deep voice; vociferate: generally with out or forth.

Hollo, Holloa, Yawl, Holla, Boom, Ululate, Yowling, Hollering, Yowl, Bellow, Holler, Thunder, Bellowing, Wail, Howl

Scream, Shout, Growl, Shriek, Saul, Holloa, Hollo, Holla, Roaring, Yowling, Hollering, Bawl, Yowl, Roar, Holler

Screams, Rumble, Yawl, Holla, Boom, Ululate, Yowling, Hollering, Yowl, Bellow, Holler, Thunder, Bellowing, Wail, Howl

Yell, Wail, Scream, Shout, Growl, Shriek, Saul, Holla, Roaring, Yowling, Hollering, Bawl, Yowl, Roar, Holler

They shall walk after the LORD: he shall roar like a lion: when he shall roar, then the children shall tremble from the west.
I don't mind what it is - anything - but I just can't bear it. Only the men roar, and women don't roar.".
All units in the path of the roar are damaged, while units shoved aside by the roar have their movement and attack speed slowed.
The monster also had a distinctive roar that did not sound like a roar of an animal but more like a siren.
Ah, the roar of nations; they roar like the roaring of mighty waters!
Roar, Sri Lanka's new media platform, continues to realise its vision to expand globally, with Roar Tamil.
Making Roar calls to lure deer of tunes can help you have a great hunt best choice for Roar.
May you forever roar on large carnivore is incomplete without a menacing roar for seconds.
In mode three, roar at Toothless and he will roar back.
Detroit lions sing roar lion roar lion roar after dinner.