Wyrm etymology

English

English word wyrm comes from Proto-Indo-European *were-, and later Proto-Indo-European *wr̥mis (Worm.)

Detailed word origin of wyrm

Dictionary entry Language Definition
*were- Proto-Indo-European (ine)
*wr̥mis Proto-Indo-European (ine) Worm.
*wurmiz Proto-Germanic (gem-pro) Serpent, snake. Worm.
wyrm Old English (ang) A creeping insect, maggot, grub, or worm. A serpent or snake. A worm or a snake, in the figurative sense of something lowly or despicable.
wyrm English (en) (fantasy) A vague term, but it usually refers to huge limbless and wingless serpents. (mythology) A huge limbless and wingless serpent. (synonym) A sea serpent.