▁to ▁his ▁man a ▁( power ), ▁which ▁came ▁not ▁only ▁from ▁his ▁birth ▁but ▁also ▁from ▁his ▁achiev ements ▁and ▁status , ▁and ▁could ▁be ▁gained ▁or ▁lost . ▁An ▁a ri ki ▁who ▁lost ▁popular ity ▁with ▁his ▁people ▁could ▁also ▁be ▁seen ▁as ▁having ▁a ▁decl ine ▁in ▁man a , ▁which ▁could ▁have ▁led ▁to ▁his ▁loss ▁of ▁control . ▁ ▁Having ▁a ▁control ▁of ▁tap u ▁( s ac red ▁matters ) ▁was ▁a ▁powerful ▁weapon ▁for ▁the ▁a ri ki . ▁For ▁super natural ▁reasons , ▁certain ▁activities ▁were ▁forb idden ▁and ▁since ▁the ▁a ri ki ▁had ▁control ▁over ▁what ▁was ▁or ▁was ▁not ▁forb idden , ▁this ▁gave ▁him ▁considerable ▁power . ▁It ▁was ▁the ▁people ' s ▁strong ▁belief ▁in ▁an ▁a ri ki ' s ▁man a ▁and ▁control ▁over ▁all ▁things ▁tap u ▁that ▁allowed ▁them ▁to ▁take ▁control ▁of ▁their ▁people ▁without ▁the ▁need ▁for ▁physical ▁enfor cement . ▁ ▁The ▁a ri ki , ▁m ata ia po ▁and ▁rang ati ra ▁titles ▁are ▁passed ▁down ▁through ▁the ▁family ▁to ▁the ▁present ▁day . ▁Some ▁of ▁the ▁ancient ▁cer emon ies ▁and ▁trad itions ▁are ▁still ▁being ▁pract iced ▁in ▁the ▁Cook ▁Islands . ▁ ▁The ▁House ▁of ▁Ari ki ▁( Are ▁Ari ki ) ▁is ▁a ▁parliament ary ▁body ▁in ▁the ▁Cook ▁Islands . ▁It ▁was ▁established ▁in ▁ 1 9 6 7 ▁shortly ▁after ▁self - g overn ment ▁and ▁is ▁composed ▁of ▁the ▁Cook ▁Islands ▁high ▁chief