'well-groomed' originates from the combination of 'well,' meaning 'in a good or satisfactory way,' and 'groomed,' which comes from the verb 'groom,' meaning 'to clean and maintain the appearance of.'

'groom' changed from the Old English word 'grom,' meaning 'boy' or 'servant,' and eventually became the modern English word 'groom' with its current meaning.

Initially, 'groom' referred to a 'boy' or 'servant,' but over time it evolved into its current meaning of 'to clean and maintain the appearance of.'