A variant spelling or related form, possibly describing a small object or creature, or potentially related to 'cuttle' (cuttlefish).
Either from 'cuitle' with variant spelling, or potentially a blend influenced by 'cuttle' from Old English 'cudele,' related to cuttlefish. The medieval spelling of English words was highly variable.
Medieval and Early Modern English spelling was bonkers—the same word could be spelled five different ways in one document! 'Cuittle' and 'cuttle' show how variant spellings eventually got standardized, but language was way messier back then.
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