Where does “acute-angled” come from?

acute-angled (English) comes from English acūte, from French aigu, from German akut, from Italian acuto, from Russian аку́т, from Spanish agudo, from Latin acūtus, from Latin acuō — sharp.

acute-angled (English): Of a triangle, having three acute angles

Definitions

  1. Of a triangle, having three acute angles

Ancestry of “acute-angled”, step by step

acute-angled traces back through two separate lines of ancestry.

via English acūte

StepLanguageWordMeaning
1EnglishacūteBrief, quick, short
2Frenchaigusharp, pointy; acute, keen, discerning; sharp,...
3Germanakutacute; severe
4Italianacutoacute; sharp; high-pitched, high, shrill
5Russianаку́тacute accent
6Spanishagudosharp, pointed, acute; acute, sharp, witty, keen;...
7Latinacūtussharpened, made sharp, sharp, having been sharpened
8Latinacuōto make pointed, sharpen, whet
9Latinacusa needle, a pin; bodkin; bran, awn, chaff
10Proto-Italicakus
11Proto-Indo-Europeanh₂eḱus
12Proto-Indo-Europeanh₂eḱ-sharp

via English angled

StepLanguageWordMeaning
1Englishangledsimple past tense and past participle of angle;...
Every word from Proto-Indo-European h₂eḱ-Every word from Proto-Indo-European h₂eḱusEvery word from Proto-Italic akus