mandatemanhandlemanholemanhoodmanhuntmankindmanpower
Woman, manhood.airmananchormanbasemanbinmanbogeymanbowmanbusinessmanchairmenchessmanclergymanconmancountrymencraftsmancrewmendoormandraftsmanfiremanfishermanflagmanfootmanforemanfrontiersmangarbagemangasmangentlemengroomsmangunmanheadsmanhorsemanlongshoremanmanhuntmanslaughtermidshipmanminutemanjourneymanlawmanlinemanmadmanmailmanmanholemankindmanpowermiddlemanmilkmanmerchantmanmotormannoblemanpolicemanpostmanrepairmansalesmansandmanseamanshowmansnowmanspacemansportsmanstuntmansupermantaxmanwatchmanworkmanweatherman
cakewalk walkman
Upwards is a compound word.
Upstairs is a compound word, so it is one word.