Where does “fathomlessly” come from?

fathomlessly (English) comes from English fathomless, from English -less, from Middle English -les, from Turkish -le, from Turkish ile, from Ottoman Turkish ایله, from Old Anatolian Turkish اِیلَه, from Proto-Turkic bile — with, together, also.

fathomlessly (English): In a fathomless manner, to a fathomless degree

Definitions

  1. In a fathomless manner, to a fathomless degree

Ancestry of “fathomlessly”, step by step

fathomlessly traces back through two separate lines of ancestry.

via English fathomless

StepLanguageWordMeaning
1EnglishfathomlessVery deep (especially of water deeper than a lead line can measure); bottomless, immeasurable
2English-less(something); without (something). Added usually to a noun to form an adjective signifying a lack of that noun
3Middle English-lesLacking (something); without (something)
4Turkish-lewith, shortened form of ile; by, shortened form...
5Turkishilewith; and
6Ottoman Turkishایلهby
7Old Anatolian Turkishاِیلَه
8Proto-Turkicbilewith, together, also

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Turkic bileEvery word from English -lessEvery word from Middle English -les