The meaning of this term, as applied to interest, is not an undertaking to pay interest at the end of one year only, but to pay interest at the end of each and every year during a period of time, either fixed or contingent. Sparhawk -v. wills, 6 Gray (Mass.) 164; Pattersou v. McNeeley, 16 ohio St. 348; westfleld v. Westfield. 19 S. C. 89