单词	superannuate
释义	superannuate verb su·​per·​an·​nu·​ate ˌsü-pər-ˈan-yə-ˌwāt  superannuated; superannuating transitive verb 1 : to make, declare, or prove obsolete or out-of-date 2 : to retire and pension because of age or infirmity intransitive verb 1 : to become retired 2 : to become antiquated superannuation ˌsü-pər-ˌan-yə-ˈwā-shən  noun Word History Etymology back-formation from superannuated First Known Use 1649, in the meaning defined at transitive sense 1
随便看	souterliedeken souterrain souterrains souters south south africa South Africa, Republic of South African South African hunting dog South African ruby South African yellowwood South America south american South American bullfrog South American kino South American tulipwood South American walnut South Arabia, Federation of South Arabic South Asia South Australia South Australian South Ayrshire South Bend south by east

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