IPA: //ʌnˈtaɪdiɪst//
KK: /ʌnˈtaɪdiɪst/
This word describes something that is the most disorganized or messy compared to others.
Her room is the untidiest in the house, with clothes and books scattered everywhere.
Comparative: untidier
Superlative: untidiest
Untidiest → It is formed from the prefix "un-" (meaning not) and the root "tidy" (from Old English *tidy*, meaning neat or orderly) with the superlative suffix "-est" (indicating the highest degree). The word "untidiest" means the most not neat or the least orderly.
Think of 'not neat' ('un-') and 'tidy' to remember that 'untidiest' describes something that is the least orderly.