Difference between Shouts and Hollo

SHOUTS vs HOLLO: NOUN

Utter in a loud voice; talk in a loud voice (usually denoting characteristic manner of speaking)
Utter a sudden loud cry
Use foul or abusive language towards
Utter aloud; often with surprise, horror, or joy
Third-person singular simple present indicative form of shout.

Hey, hullo
Ho there; stop; attend; hence, a loud cry or a call to attract attention; a halloo.

Ho there! hello! an exclamation to some one at a distance, in order to call attention, or in answer to one who hails: like halloo, holla, and hello, interj.
To urge or call by shouting.
To call out, cry out, or shout, in order to call attention, or in answer to some one who hails, or in play, or as an expression of pain.

Vociferation, Call out, Cry out, Hollo, Abuse, Outcry, Squall, Blackguard, Call, Shout out, Cry, Exclaim, Holler, Scream, Yell

Shout out, Hollering, Yell, Holloa, Scream, Roaring, Bellowing, Bellow, Cry, Shout, Holla, Squall, Holler, Yowling, Yowl

Cheers, Yelling, Chants, Screams, Cry out, Abuse, Squall, Blackguard, Call, Shout out, Cry, Exclaim, Holler, Scream, Yell

Shout out, Roar, Hollering, Call, Scream, Roaring, Bellowing, Bellow, Cry, Shout, Holla, Squall, Holler, Yowling, Yowl

From first sniff this shouts quality and masculinity!
Your giant spiked club of chaos shouts loudly!
They needed someone to record the battle shouts.
She shouts, screeches, deals blows with her cries.
The first four produced three stifled lbw shouts.
Shouts behind me, and a cry from above.
My screams and shouts lacked enthusiasm or wit.
There are shouts in the background, then gunshots.
So to learn twenty shouts, you have to find at least twenty words of different shouts.
Strange sounds, groans, outbursts of laughter; distant shouts which seem to be answered by more shouts.