薫蒸消毒[kunjoushoudoku] fumigation
蒸かす[fukasu] to steam
蒸ける[fukeru] to become ready to eat (as a result of steaming)
蒸暑い[mushiatsui] humid
蒸し蒸し[mushimushi] hot and humid

蒸し返す[mushikaesu] to reheat
蒸す[musu] to steam
蒸らす[murasu] to cook by steam
蒸れる[mureru] to be stuffy
蒸汽[jouki] steam

御返し[okaeshi] return gift
ごった返す[gottagaesu] to be in confusion or commotion
引返す[hikikaesu] to repeat
引繰り返る[hikkurikaeru] to be overturned
往き返り[yukikaeri] round trip

往返[ouhen] round trip
押返す[oshikaesu] to force back
恩を仇で返す[onwoadadekaesu] to return evil for good
恩返し[ongaeshi] requital of a favour (favor)
割り返し[warikaeshi] rebate