pre·pay 
/ˌpri:ˈpeɪ/ verb
pre·pays; pre·paid /ˌpri:ˈpeɪ/ verb /-ˈpeɪd/ pre·pay·ing [+ obj] 1 : to pay for (something) before you receive or use it
▪ Special orders must be prepaid. 2 : to pay (something) before you are required to pay it
▪ There is no penalty for prepaying the loan. [=for paying what you owe sooner than you have agreed to]
▪ Special orders must be prepaid.
▪ There is no penalty for prepaying the loan. [=for paying what you owe sooner than you have agreed to]
— prepaid adjective
▪ a prepaid calling card ▪ a prepaid envelope [=an envelope for which the postage has already been paid]
▪ a prepaid calling card ▪ a prepaid envelope [=an envelope for which the postage has already been paid]
— pre·pay·ment /ˌpri:ˈpeɪmənt/ noun, plural pre·pay·ments
[count] ▪ loan prepayments [noncount] ▪ We have the option of prepayment without a penalty. — often used before another noun ▪ a prepayment penalty
/ˌpri:ˈpeɪmənt/ noun, plural pre·pay·ments [count] ▪ loan prepayments [noncount] ▪ We have the option of prepayment without a penalty. — often used before another noun ▪ a prepayment penalty
