Where does “lanugo” come from?

lanugo (Polish) comes from Latin lanugo, from Latin lāna, from Proto-Indo-European h₂wĺ̥h₁neh₂, from Proto-Indo-European -nós — Creates verbal adjectives from roots.

Ancestry of “lanugo”, step by step

StepLanguageWordMeaning
1Latinlanugowoolly substance, the down of plants, of youthful...
2Latinlānawool
3Proto-Indo-Europeanh₂wĺ̥h₁neh₂wool
4Proto-Indo-European-nósCreates verbal adjectives from roots
Every word from Proto-Indo-European -nósEvery word from Proto-Indo-European h₂wĺ̥h₁neh₂Every word from Latin lāna