The story
- Proto-Indo-European*sekʷ-
- Proto-Germanic*sehwaną
- Proto-West Germanic*sehwan
- Proto-West Germanic*sihti
- Old Englishsihþ
- Middle Englishsighte
- Englishsight
- Proto-Indo-European*lewh₁-
- Proto-Indo-European*lewHs-
- Proto-Germanic*leusaną
- Proto-Germanic*lausaz
- Englishsightless
- English todaysightlessness
Etymology from Wiktionary, CC BY-SA 4.0.