The Spanish word 'puesta' comes from the Vulgar Latin 'posta', which was derived from the Classical Latin 'posita', the feminine past participle of the verb 'ponere' meaning 'to put' or 'to place'. The evolution from Latin 'posita' to Spanish 'puesta' shows typical sound changes that occurred as Latin evolved into Spanish, including the diphthongization of the 'o' to 'ue'.

Today, 'puesta' is commonly used in Spanish as both an adjective meaning 'placed' or 'set' and as a noun meaning 'setting', as in 'puesta del sol' (sunset).]

Several common Spanish words share this Latin root 'ponere', including the basic verb 'poner' (to put, to place), 'puesto' (position, place), and 'posición' (position). The connection between these words is clear as they all relate to the concept of placing or positioning something.

English has many words that come from the same Latin root 'ponere', including 'position', 'pose', 'compose', 'deposit', and 'postpone'. Each of these words maintains some connection to the original meaning of placing or putting something. For example, to 'compose' literally means to 'put together', while to 'postpone' means to 'put after' or place something at a later time.