Sindarin 

orch

noun. Orc, Orc, [N.] goblin

Sindarin [Let/178; LotR/0345; LotR/1131; LotRI/Orcs; MR/195; MRI/Orcs; PE17/047; PE17/052; PE17/054; PE17/127; RC/762; RGEO/66; WJ/390; WJI/Orc(s)] Group: Eldamo. Published by

orch

noun. Goblin, Orc

Sindarin [Ety/379, LR/406, WJ/390, LotR/II:VI, LotR/F, Let] Group: SINDICT. Published by

orch

orc

(pl. yrch, archaic †yrchy, coll. pl. orchoth). (RGEO:66, Names:171, Letters:178, MR:195; WJ:390-91, VT46:7). Other terms:  1) urug (monster, bogey), pl. yryg, 2) glamog (i ’lamog), pl. glemyg (in glemyg) (WJ:391), 3) ”

glamog

noun. orc

Sindarin [WJ/391; WJI/Glamhoth] Group: Eldamo. Published by

glam

body of orcs

(i ’lam) (din, uproar, tumult, confused yelling of beasts; shouting, confused noise), pl. glaim (in glaim), coll. pl. glammath

glamhoth

host of tumult

(a term for Orcs, also translated ”Yelling-horde”). (UT:54, MR:109, 195;