presurmise

[ noun pree-ser-mahyz, pree-sur-mahyz; verb pree-ser-mahyz ]
/ noun ˌpri sərˈmaɪz, priˈsɜr maɪz; verb ˌpri sərˈmaɪz /

noun

a surmise previously formed.

verb (used with object), pre·sur·mised, pre·sur·mis·ing.

to surmise beforehand.

Origin of presurmise

First recorded in 1655–65; pre- + surmise