/ ɪnˌfɪəriˈɒrəti; NAmE -ˌfɪriˈɔːr-; -ˈɑːr-/ noun
[ U ] the state of not being as good as sb/sth else :
a sense of inferiority
social inferiority
OPP superiority
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WORD ORIGIN
late 16th cent.: probably from medieval Latin inferioritas , from Latin inferior lower.