esposo
/esˈposo/ · A2 · noun · m
husband
💍 esposo = spouse: both from Latin sponsus, the one who is promised
English spouse and Spanish esposo are the same word. Spanish adds an e- before sp- at the start (special = especial, Spain = España). Strip the e- and swap the ending: espos-o → spous-e. The feminine is esposa, wife.