Where does “undulately” come from?

undulately (English) comes from English undulate, from Latin undulātus, from Latin undula, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

undulately (English): In an undulate manner

Definitions

  1. In an undulate manner

Ancestry of “undulately”, step by step

undulately traces back through two separate lines of ancestry.

via English undulate

StepLanguageWordMeaning
1EnglishundulateTo cause to move in a wavelike motion; To cause...
2Latinundulātusundulated, diversified as with waves, pleated
3Latinundulawavelet; vocative singular of undula; ablative...
4Latin-ulusUsed to form a diminutive of a noun, indicating...
5Proto-Italic-olos
6Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
7Proto-Indo-European-e-lós
8Proto-Indo-European-lósForms agent nouns from verbal roots

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European -lós