Some would say NOON, but that's only if its written in all uppercase. (noon would be something like uoou upside down.) The word that would best fit would be I as it is always written in uppercase.
Palindromes: A palindrome is a word or phrase that is spelled the same way forwards or backwards.
'Madam' is an example of a palindromic word and 'Madam, I'm Adam' is a palindromic phrase.
There are a few examples ! OXO is one !
OXO OXO MOM
pop
NOON
Backwards & upside down
tot
Everything under a microscope is upside down and backwards.
NOON
the same way upside down
noon
NOON
this \
Yes, you can flip it upside down to get a d, you can flip it backwards to get a p and u can flip it upside down and backwards to get a b
NOON, SWIMS
no. upside down and backwards
Everything under a microscope is upside down and backwards.