Where does “underlever” come from?

underlever (English) comes from English lever, from French lever, from Middle French lever, from Old French lever, from Latin levō, from Latin lēvis, from Proto-Italic leɣʷis, from Proto-Indo-European h₁léngʰus — light.

underlever (English): A lever behind the trigger guard of a rifle; A...

Definitions

  1. A lever behind the trigger guard of a rifle; A...

Ancestry of “underlever”, step by step

underlever traces back through two separate lines of ancestry.

via English lever

StepLanguageWordMeaning
1EnglishleverA crowbar; A rigid piece which is capable of...
2FrenchleverTo raise, lift; To rise, stand up; To get up
3Middle Frenchleverto lift
4Old Frenchleverto lift; to get up
5Latinlevōto raise, elevate, lift up
6Latinlēvislight, not heavy
7Proto-Italicleɣʷislight
8Proto-Indo-Europeanh₁léngʰuslightweight
9Proto-Indo-Europeanh₁lengʷʰ-light

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside
Every word from Proto-Indo-European h₁lengʷʰ-Every word from Proto-Indo-European h₁léngʰusEvery word from Proto-Italic leɣʷis