genu- / Indo-European roots

genu-1

Knee; also angle.

Oldest form *g̑enu-, becoming *genu- in centum languages.
1. Variant form *gneu-.
a. knee from Old English cnēo, knee, from Germanic *knewam;
b. kneel from Old English cnēowlian, to kneel, from Germanic *knewljan.
2. Basic form *genu-. geniculate, genuflect from Latin genū, knee.
3. O-grade form *gonu. polygonum, pycnogonid from Greek gonu, knee.
4. Suffixed variant form *gōnw-yə-. -gon; amblygonite, diagonal, goniometer, orthogonal from Greek gōniā, angle, corner.

[Pokorny 1. g̑enu- 380.]


genu-2

Jawbone, chin.

Oldest form *g̑enu-, becoming *genu- in centum languages.
1. Form *genw-. chin from Old English cin(n), chin, from Germanic *kinnuz.
2. Basic form *genu-. genial2 from Greek genus, jaw.
3. Suffixed variant form *gnə-dho-. ganache, gnathal, gnathic, -gnathous; agnathan, chaetognath, compsognathus, gnathostome from Greek gnathos, jaw.
4. Variant form *g(h)enu-. hanuman from Sanskrit hanu, jaw.

[Pokorny 2. g̑enu- 381.]



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