Words that come from Proto-Indo-European derḱ-

313 words across 80 languages descend from Proto-Indo-European derḱ- — including dragon, Dracula, draconian, dragoon, drake, dragonfly, tarragon, rankle.

See the etymology of derḱ- itself →

English (63)

Armenian (27)

Albanian (17)

Sanskrit (12)

Old Armenian (12)

Latin (11)

Spanish (9)

German (8)

Hindi (7)

Ancient Greek (6)

French (6)

Italian (6)

Danish (5)

Greek (5)

Old French (5)

Dutch (4)

Swedish (4)

Proto-Indo-European (4)

Welsh (4)

Scottish Gaelic (4)

Finnish (4)

Proto-Indo-Aryan (4)

Middle English (4)

Proto-Indo-Iranian (4)

Translingual (3)

Irish (3)

Icelandic (3)

Middle Dutch (2)

Middle French (2)

Arabic (2)

Japanese (2)

Russian (2)

Aromanian (2)

Catalan (2)

Telugu (2)

Romanian (2)

Norwegian Bokmål (2)

Old English (2)

Proto-Germanic (2)

Portuguese (2)

Old Irish (2)

Byzantine Greek (2)

Medieval Latin (2)

Old Dutch (1)

Old Spanish (1)

Old High German (1)

Faroese (1)

Galician (1)

Hebrew (1)

Czech (1)

Megleno-Romanian (1)

Lao (1)

Esperanto (1)

Proto-Albanian (1)

Georgian (1)

Classical Syriac (1)

Middle Armenian (1)

Friulian (1)

Sindhi (1)

Braj (1)

Norman (1)

Persian (1)

Asturian (1)

Punjabi (1)

Old Norse (1)

Norwegian Nynorsk (1)

Old Portuguese (1)

Coptic (1)

Thai (1)

Serbo-Croatian (1)

Occitan (1)

Old Swedish (1)

Old Occitan (1)

Proto-West Germanic (1)

Proto-Celtic (1)

Middle Low German (1)

Late Latin (1)

Proto-Brythonic (1)

Sauraseni Prakrit (1)

Middle High German (1)