The Spanish word 'mueble' (furniture) comes from the Latin word 'mobilis' meaning 'movable'. This Latin word was formed by combining two parts: the verb 'movere' (to move) and the suffix '-bilis' (meaning 'able to be'). So 'mobilis' literally meant 'able to be moved'. The term evolved to refer specifically to movable household items - furniture - as opposed to fixed parts of a building, and this meaning carried over into Spanish as 'mueble'.

Several common Spanish words share this Latin root 'movere': 'mover' (to move), 'móvil' (mobile, moving), 'movimiento' (movement), and 'moverse' (to move oneself). The connection between 'mueble' and these words becomes clear when you think about furniture as things that can be moved around a house.

Many English words are related to 'mueble' through the shared Latin root 'movere' and 'mobilis'. The most obvious ones are 'mobile', 'move', 'motion', and 'movement'. The word 'automobile' also contains this root, literally meaning 'self-moving'. Even 'mob' (as in a crowd) comes from 'mobile', originally referring to a moving crowd. The word 'furniture' took a different etymological path in English, but 'mobile' is sometimes used to describe furniture, as in 'mobile home' or 'mobile storage unit'.