guarantor
guar.an.tor \.gar-*n-'to.(*)r, 'gar-*n-t*r, .ga:r-, 'ga:r-\ n 1: one that guarantees 2: one that makes or gives a guaranty
Webster's English Dictionaryguar.an.tor \.gar-*n-'to.(*)r, 'gar-*n-t*r, .ga:r-, 'ga:r-\ n 1: one that guarantees 2: one that makes or gives a guaranty