The Spanish word 'mucama', meaning 'maid' or 'domestic servant', has its origins in the Kimbundu language of Angola. It comes from the Kimbundu word 'mukama', which specifically referred to a female slave who was also her master's lover. The word was borrowed into Brazilian Portuguese as 'mucamo' (referring to a domestic servant), and from there it entered Spanish as 'mucama', maintaining the meaning of a maid or domestic servant but losing the more specific connotations of the original Kimbundu term.

This word appears to be relatively unique in Spanish vocabulary, having entered the language through the specific historical context of Portuguese colonization in Africa and subsequent influence in Latin America. There aren't any simpler or more common Spanish words that share its etymology.

There aren't any common English words directly related to 'mucama', as it comes from Kimbundu, an African language that had little direct influence on English vocabulary. English speakers might find it helpful to simply remember that this word refers to a maid or domestic servant.