Where does “squiblet” come from?

squiblet (English) comes from English let, from Middle English leten, from Old English lǣtan, from Proto-West Germanic lātan, from Proto-Germanic lētaną, from Proto-Indo-European leh₁d- — to be tired.

Ancestry of “squiblet”, step by step

squiblet traces back through two separate lines of ancestry.

via English let

StepLanguageWordMeaning
1EnglishletTo allow to, not to prevent; To leave; To allow...
2Middle Englishletento let
3Old Englishlǣtanto let; leave; to let go, leave; to allow, let...
4Proto-West Germaniclātanto let, to allow; to leave alone
5Proto-Germaniclētanąto let, to allow; to leave alone
6Proto-Indo-Europeanleh₁d-to be tired

via English squib

StepLanguageWordMeaning
1EnglishsquibA small firework that is intended to spew sparks...
Every word from Proto-Indo-European leh₁d-Every word from Proto-Germanic lētanąEvery word from Proto-West Germanic lātan