cete / seat are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
cete: NA
seat: (noun) a space reserved for sitting (as in a theater or on a train or airplane). (noun) furniture that is designed for sitting on. (noun) any support where you can sit (especially the part of a chair or bench etc. on which you sit). (noun) a center of authority (as a city from which authority is exercised). (noun) the location (metaphorically speaking) where something is based. (noun) the legal right to sit as a member in a legislative or similar body. (noun) a part of a machine that supports or guides another part. (noun) the cloth covering for the buttocks. (verb) show to a seat; assign a seat for. (verb) be able to seat. (verb) put a seat on a chair. (verb) provide with seats. (verb) place or attach firmly in or on a base. (verb) place in or on a seat.
cete: NA
seat: s·IY·t
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)