señor
Señor is a Spanish honorific used to address or refer to adult men. It functions similarly to the English Mr. and is placed before a surname or full name, for example, Señor García or Señor García Pérez. In direct address, it may accompany the person’s name or be used alone in formal contexts; in writing, it is capitalized when preceding a proper name. The feminine forms are señora (Mrs./Ms.) and señorita (Miss).
Etymology and orthography: The word derives from Latin senior meaning “older, elder,” transmitted through Old Spanish
Usage and nuances: Señor is used as a polite, formal title before a surname or full name,
Forms and plurals: The plural form for groups of men is señores; for mixed groups, señores is