An anagram is a word or phrase formed by rearranging the letters of a different word or phrase using all the original letters exactly once. For example, the word anagram itself can be rearranged into
A palindrome is a word, number, phrase, or other sequence of symbols that reads the same backwards as forwards, such as madam or racecar, the date "22/02/2022", or the sentence "A man, a plan, a canal
A 4th-century Greek Byzantine palindrome: ΝΙΨΟΝ ΑΝΟΜΗΜΑΤΑ ΜΗ ΜΟΝΑΝ ΟΨΙΝ (Wash Your Sins, Not Only Your Face) on a mosaic in the Monastery of Malevi [el] in Greece.
A Sator square (in SATOR-form), on a wall in the medieval fortress town of Oppède-le-Vieux, France
Nipson anomēmata mē monan opsin palindrome, on a font at St Martin, Ludgate