최저the lowest; bottom 최저가the lowest price; lowest price 저급being low; being low-skilled 저음being low-pitched; being deep; low note 저층lower floors 저학년lower grade 최저치lowest value 고저highs and lows 동고서저east high and west low 저가being cheap; being low-end

항공aviation; air 항공권airline ticket; flight ticket 공책notebook 공항airport 항공료airfare; flight fare 항공편air transportation; flight 공간space 공기air 공기bowl 공기총air rifle