segh- / Indo-European roots
Examples of words with the root segh-: asseverate, asthenia, cachexia, calisthenics, cathexis, entelechy, epoch, eunuch, hectic, hypersthene, hyposthenia, ischemia, Ophiuchus, persevere, scheme, scholastic, scholium, school, severe, Siegfried, sthenia.
To hold.Oldest form *seg̑h-, becoming *segh- in centum languages.
▲ Derivatives include hectic, eunuch, scheme, scholar.
1. Suffixed form *segh-es-. Siegfried from Old High German sigu, sigo, victory, from Germanic *sigiz-, victory (< "a holding or conquest in battle").
2. hectic; cachexia, cathexis, entelechy, eunuch, Ophiuchus from Greek ekhein, to hold, possess, be in a certain condition, and hexis, habit, condition.
a. Possible suffixed (abstract noun) form *segh-wēr, toughness, steadfastness, with derivative *segh-wēr-o-, tough, stern. severe; asseverate, persevere from Latin sevērus, stern;
b. sthenia; asthenia, calisthenics, hypersthene, hyposthenia from Greek sthenos, physical strength, from a possible related abstract noun form *sgh-wen-es- (with zero-grade of the root).
4. O-grade form *sogh-. epoch from Greek epokhē, "a holding back" pause, cessation, position in time (epi-, on, at; see epi)
5. Zero-grade form *sgh-.
a. scheme from Greek skhēma, "a holding" form, figure;
b. scholar, scholastic, scholium, school1 from Greek skholē, "a holding back" stop, rest, leisure, employment of leisure in disputation, school.
6. Reduplicated form *si-sgh-. ischemia from Greek iskhein, to keep back.
[Pokorny seg̑h- 888.]