Where does “swiftlet” come from?

swiftlet (English) comes from English Swift, from Middle English swift, from Old English swift, from Old English swīfan, from Proto-West Germanic *swīban, from Proto-Germanic swībaną, from Proto-Indo-European swey-, from Proto-Indo-European sew- — to press out, extract; juice; liquid, rain; to...

swiftlet (English): Any of the various tropical and subtropical birds...

Definitions

  1. Any of the various tropical and subtropical birds...

Ancestry of “swiftlet”, step by step

swiftlet traces back through two separate lines of ancestry.

via English Swift

StepLanguageWordMeaning
1EnglishSwiftoriginally a nickname for a swift or quick person
2Middle Englishswift
3Old Englishswiftswift, quick
4Old Englishswīfanto revolve, sweep, wend, intervene; to move,...
5Proto-West Germanic*swībanto revolve, to move around
6Proto-Germanicswībanąto revolve; move around; sway; stray; to sweep;...
7Proto-Indo-Europeanswey-to twist, swing; to hiss; whistle; to swing,...
8Proto-Indo-Europeansew-to press out, extract; juice; liquid, rain; to...

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

Words derived from “swiftlet

Every word from Proto-Indo-European sew-
swiftlet — Etymology, Origin & Word History | Etymology Explorer