capiendo  securitatem pro duplicatione  feudifirmae  (kap-ee-en-doh   si-kyuur-<< schwa>>-tay-t<<schwa>>m proh d[y]oo-pli-kay-shee-oh-nee fyoo-di-f<<schwa>>r-mee). [Law Latin “by taking caution for the payment of a double of the feu-duty”] Hist. In a precept for entry of an heir, a clause that cautions against taking a double feu payment when the investiture did not expressly provide for it. [Blacks Law 8th]