rotator
Rotator.
ROTOR
radar
rotor, rotator
RADAR
radar
radar
radar
radar
Any object can revolve.
rotor, rotator
A palindrome is a word or phrase that can be read the same right to left or left to right. In this case, the answer would be "radar."
Alliteration is a literary device where the initial consonant sounds are repeated in close proximity in a phrase or sentence. It is not an onomatopoeia, cognate, palindrome, or eponym.