A word for “dragonfly” in the Gnomish Lexicon of the 1910s, a combination of G. sitha “fly” and gong a word for “goblin” (GL/41, 68). Tolkien said that the g survived in the compound because it was a new compound, indicating that soft mutation only applied to ancient compounds in Gnomish.
Sindarin
budhulug
noun. dragonfly
Elements
Word Gloss budhu “large fly” lhûg “reptile, snake, serpent, worm, reptile, snake, serpent, worm, *lizard; [N.] dragon”
A neologism for “dragonfly” coined by Paul Strack in 2018 specifically for Eldamo, a combination of S. budhu “large fly” and S. lhûg “snake”, inspired by G. sithaling “fly snake, dragonfly” (GL/68).