出典:Wiktionary
From Proto-Italic *spekjō, from Proto-Indo-European *spéḱyeti.
Cognates include Ancient Greek σκέπτομαι (sképtomai), Avestan (spasyeiti), and Sanskrit पश्यति (páśyati).
speciō (present infinitive specere, perfect active spexī, supine spectum); third conjugation iō-variant