Icelandic
þríhyrningur
Finnish
kolmio
Faroese
tríhyrningur
Norwegian
(nynorsk)
trekant
Swedish
triangel
Norwegian
(bokmål)
trekant
Estonian
kolmnurk
Scottish Gaelic
triantan
Livonian
kuolmnūrka
Latvian
trīsstūris
Latgalian
trejstyurs
Lithuanian
trìkampis
Danish
trekant
Manx
troorane
Belarusian
трохкутнік
trochkutnik
Kashubian
trzënórt
Irish
triantán
West Frisian
trijehoek
Welsh
triongl
English
triangle
Polish
trójkąt
Cornish
trihorn
Dutch
driehoek
Lower Sorbian
tśirožk
Upper Sorbian
třiróžk
Breton
tric’horn
Muscovite
треугольник
(treugol’nik)
German
Dreieck
Ukrainian
трикутник
(trykutnyk)
Luxembourgish
Dräieck +, Triangel
Czech
trojúhelník
Slovak
trojuholník
French
triangle
Crimean Tatar
üçköşelik
Hungarian
háromszög
Romansh
triangul
Romanian
triunghi
Slovene
trikotnik
Friulian
triangul
Croatian
trokut
Serbian
трокут
trokut
Galician
triángulo
Basque
hiruki
Catalan
triangle
Italian
triangolo
Bulgarian
триъгълник
(triăgălnik)
Macedonian
триаголник
(triagolnik)
Corsican
triangulu
Albanian
trekëndësh
Turkish
üçgen
Spanish
triángulo
Portuguese
triângulo
Sardinian
triàngulu
Occitan
triangle
Greek
τρίγωνο
Tamazight
ⴰⵎⴽⵔⴰⴹ
Arabic
Maltese
trijanglu
Vilamovian
Northern Sami
golbmačiehka