'remarkably-kept' originates from the combination of 'remarkably' and 'kept', where 'remarkably' is derived from the word 'remarkable', meaning 'worthy of attention', and 'kept' is the past participle of 'keep', meaning 'to maintain'.

'remarkably-kept' combines the adverb 'remarkably' with the past participle 'kept' to form a compound adjective.

Initially, 'remarkably' meant 'worthy of attention', and 'kept' meant 'maintained'. Together, they evolved to describe something maintained in an exceptional condition.