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

運針[unshin] handling the needle
検針[kenshin] inspection of a meter
絹針[kinubari] needle for silkwork
行動方針[koudouhoushin] course of action
指針[shishin] needle (of a compass, etc.)

自主指針[jishushishin] independent guideline
畳針[tatamibari] tatami needle
針鰻[hariunagi] elver (type of eel)
針金[harigane] wire