Where does “trestletree” come from?

trestletree (English) comes from English trestle, from Middle English trestel, from Old French trestel, from Latin trānstellum, from Latin transtrum, from Latin trāns, from Latin Padus, from Lepontic Bodincus — smoke; mist, haze.

trestletree (English): One of two strong bars of timber, fixed...

Definitions

  1. One of two strong bars of timber, fixed...

Ancestry of “trestletree”, step by step

trestletree traces back through two separate lines of ancestry.

via English trestle

StepLanguageWordMeaning
1EnglishtrestleA horizontal member supported near each end by a...
2Middle Englishtresteltrestle, sawhorse
3Old Frenchtrestelcrossbeam
4Latintrānstellum
5Latintranstrumcrossbeam, transom; thwart of a vessel
6Latintrānsacross, beyond
7LatinPadusthe River Po
8LeponticBodincus
9Proto-Indo-Europeanbʰudʰmḗnbottom
10Proto-Indo-Europeandʰewbʰ-deep
11Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English tree

StepLanguageWordMeaning
1EnglishtreeA perennial woody plant, not exactly defined, but...
2Middle EnglishtreA tree or a plant that resembles one
Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Indo-European dʰewbʰ-Every word from Proto-Indo-European bʰudʰmḗn