Where does “pretuberculous” come from?

pretuberculous (English) comes from English pre, from Latin prae, from Proto-Italic prai, from Proto-Indo-European preh₂-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “pretuberculous”, step by step

pretuberculous traces back through two separate lines of ancestry.

via English pre

StepLanguageWordMeaning
1EnglishpreBefore; Precum, Cowper's fluid, pre-ejaculate; To...
2Latinpraebefore; in front; in front of
3Proto-Italicpraibefore; in front of
4Proto-Indo-Europeanpreh₂-before, in front
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed

via English tuberculous

StepLanguageWordMeaning
1EnglishtuberculousTubercular; having or relating to tuberculosis
2Latintūberculuma small swelling, bump, or protuberance; a boil, pimple, tubercle
3Latintūbera hump, bump, swelling, protuberance; excrescence
4Proto-Italictūβos
5Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-