h₂el-tero-

“one of two, the other”

Widely acceptedquantitydistinction

alter, alternate, altruism, alias

Contrastive form of *h₂el- giving Latin alter, English alter, alternate, altruism, alias.

dwi-plo-“twofold, doubled”h₁oyn-ḱo-“one time, single instance”h₁weh₂-ḱ-“empty, void, vacant”h₂el-is-“beyond, more, enough”h₂el-no-“all, entire, whole”h₂embʰo-“both, the two together”h₂ey-kʷo-“each one, every”h₂mey-“to diminish, lessen”