hest in latin is incorrectly written, and should be written as "est" being its meaning: It is the 3rd person singular of the present indicative form of the verb sum is esse I ( be, be, have 41. This person and this word is used in latin to build 1950s prayers, also called atributivas, because they consist of subject, verb sum and attribute, for example: Roma est magna urbs, Rome is a great city. The verb sum is also used as a verb auxiliary in the passive voice and the perifrásticas.