(botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground

the place where something begins, where it springs into being

(linguistics) the form of a word after all affixes are removed

a number that, when multiplied by itself some number of times, equals a given number

the set of values that give a true statement when substituted into an equation

someone from whom you are descended (but usually more remote than a grandparent)

a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes

the embedded part of a bodily structure such as a tooth, nail, or hair