The Spanish word 'muñequita' meaning 'little doll' comes from combining the word 'muñeca' (meaning 'doll' or 'wrist') with the diminutive suffix '-ita'. The base word 'muñeca' itself has interesting origins, tracing back to the Basque word 'muno' meaning 'hill'. While it might seem strange that a word for 'doll' comes from 'hill', this semantic shift likely occurred because early dolls were simple rounded forms, perhaps resembling small hills or mounds. The diminutive '-ita' is a common Spanish suffix used to indicate smallness or endearment.

The most obvious related Spanish word is 'muñeca', which means both 'doll' and 'wrist'. The dual meaning might seem confusing at first, but both meanings likely developed from the idea of a rounded form - whether it's the round joint of the wrist or the rounded shape of a simple doll. The diminutive form 'muñequita' is most commonly used to mean 'little doll' and carries an affectionate connotation.

While there aren't direct English cognates from the Basque root 'muno', English speakers might find it helpful to think of the word 'mannequin', which, although from a different etymology (French 'mannequin' from Dutch 'manneken' meaning 'little man'), serves a similar function in referring to a human figure or doll-like form. This parallel might help English speakers remember the meaning of 'muñequita'.