Where does “rattletrap” come from?

rattletrap (English) comes from English rattle, from Arabic رَطْل, from Classical Syriac ܪܝܛܠܐ, from Classical Syriac ܠܝܛܪܐ, from French litre, from Medieval Latin litra, from Ancient Greek λίτρα, from Proto-Italic *līðrā — ingot.

rattletrap (English): Mechanically unreliable or in disrepair; A...

Definitions

  1. Mechanically unreliable or in disrepair; A...

Ancestry of “rattletrap”, step by step

rattletrap traces back through two separate lines of ancestry.

via English rattle

StepLanguageWordMeaning
1Englishrattlea sound made by loose objects shaking or...
2Arabicرَطْل
3Classical Syriacܪܝܛܠܐ
4Classical Syriacܠܝܛܪܐlibra, pound
5Frenchlitrelitre
6Medieval Latinlitra
7Ancient Greekλίτραlitra, a Sicilian silver coin; libra, a unit of...
8Proto-Italic*līðrāingot

via English trap

StepLanguageWordMeaning
1EnglishtrapA machine or other device designed to catch (and sometimes kill) animals, either by holding them in a container, or by catching hold of part of the body
2Middle Englishtrappetrap
3Old Englishtræppea trap
4Proto-Germanictrap-
5Proto-Indo-Europeandreb-
6Proto-Indo-Europeander-to split, to separate; to tear, to crack, to...
Every word from Proto-Italic *līðrāEvery word from Ancient Greek λίτραEvery word from Medieval Latin litra
rattletrap — Etymology, Origin & Word History | Etymology Explorer