Answer:
the occurrence of the same letter or sound at the beginning of adjacent or closely connected words.
Eg. She sells
sea sells
by the sea
or Amazing Alliteration
Alliteration in sentences
1.) Black bug bit a big black bear.
2.) Sheep should sleep in a shed.
3.) Peter Piper picked a peck of pickled peppers.
4.) I saw a saw that could out saw any other saw I ever saw.
Alliteration you see every day
1.) Best Buy
2.) Coca-Cola
3.) Krispy Kreme
4.) Dunkin' Donuts