irregardless
ir re gard less |ˌiriˈgärdlis ˌɪrəˈɡɑrdləs | ▶adjective & adverb informal regardless. ORIGIN early 20th cent.: probably a blend of irrespective and regardless . usage: Irregardless is widely heard, perhaps arising under the influence of such perfectly correct forms as irrespective, but should be avoided by careful users of English. Use regardless to mean ‘without regard or consideration for ’ or ‘nevertheless ’.
ir |re ¦gard |less |ˌɪrɪˈgɑːdlɪs | ▶adjective & adverb informal regardless: the photographer always says, irregardless of how his subjects are feeling, ‘Smile! ’. ORIGIN mid 19th cent.: probably a blend of irrespective and regardless . usage: Irregardless means the same as regardless, but the negative prefix ir- merely duplicates the suffix -less, and is unnecessary. The word dates back to the 19th century, but is regarded as incorrect in standard English.