Sust. FEM. Word of own existence that sometimes constitutes the final part of words compounds whose first ( sometimes also second or more ) part commonly is another diction of similar characteristics. Is derived from the Greek «peudo»: false, and from the latin «desinens, desinentis», «desinere» active participle: finish, finish. Graphic variant: seudodesinencia. Examples: 'tomia' in tonsillectomy: removing tonsils ( 41 angina; «COP» ( 41 Polis; in Metropolis: City mother; «Lodge» in Otolaryngology ( four «personality» words: ears, nose, larynx, Treaty ). Antonym: pseudoprefijo.