Where does “two-tongued” come from?

two-tongued (English) comes from English two, from Middle English two, from Old English twā, from Old English twēġen, from Proto-West Germanic twai-, from Proto-Germanic twai, from Proto-Indo-European dwóh₁ — two.

two-tongued (English): Having two tongues; double-tongued; Deceitful;...

Definitions

  1. Having two tongues; double-tongued; Deceitful;...

Ancestry of “two-tongued”, step by step

two-tongued traces back through two separate lines of ancestry.

via English two

StepLanguageWordMeaning
1EnglishtwoA numerical value equal to 2; this many dots;...
2Middle Englishtwotwo
3Old Englishtwātwo
4Old Englishtwēġentwo; twain
5Proto-West Germanictwai-two
6Proto-Germanictwaitwo
7Proto-Indo-Europeandwóh₁two

via English tongued

StepLanguageWordMeaning
1EnglishtonguedResembling a tongue; Having a particular manner...
2EnglishtongueThe flexible muscular organ in the mouth that is...
3Middle Englishtungtongue; A tongue-shaped thing; language, speech,...
4Old Englishtung
5Proto-West Germanictungātongue; speech, language
6Proto-Germanictungǭtongue; speech, language
7Proto-Indo-Europeandn̥ǵʰwéh₂stongue
Every word from Proto-Indo-European dwóh₁Every word from Proto-Germanic twaiEvery word from Proto-West Germanic twai-