Palindrome/ˈpælɪndrəʊm/ Definition 1 of 3Pro Tip 1/3Spelling Focus Pay attention to each letter's place. Mismatches break palindrome property. The word 'level' reads the same forwards and backwards. Pro Tip 2/3Case Sensitivity Palindromes ignore capitalization but maintaining the same case is stylistically better. 'Madam' and 'madam' are both palindromes. Pro Tip 3/3Punctuation Irrelevant Ignore spaces, punctuation, and symbols when identifying palindromes. 'A man, a plan, a canal, Panama!' is a palindrome phrase.