Final answer:
The word that best fits the definition of 'bedroom' is 'el dormitorio'.
Step-by-step explanation:
The word from the given list that best fits the definition of 'bedroom' is 'el dormitorio'. In Spanish, 'dormitorio' is the term used to refer to a bedroom where people sleep and rest. It is a common word used in everyday conversation and when talking about the different rooms in a house.
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