shahs
Level is a palindrome that is a synonym for horizontal
Shahs is the palindrome for rulers of Iran or Iranian rulers.
A palindrome that is a synonym of "sudden noise" is "pop," as it reads the same forwards and backwards.
wow
deed
toot
pop
That would be a pip.
refer
dad.....palindrome means it makes no difference to a word when you read it forward or backwardor pop
Already answered elsewhere ~ deed
One example of a palindrome that fits this description is "radar." A palindrome is a word, phrase, or sequence of characters that reads the same forwards and backwards. In this case, "radar" is a synonym for electronic equipment that transmits radio waves and is spelled the same way in reverse.