What is the Latin word for mound?

The usual Latin words for “mound” are grūmus, agger. The right choice depends on the sense; see the distinctions below.

English → Latin

“mound” in Latin

grūmuslittle heap of earth (not as big as a tumulus)aggerearthwork, particularly defensive ramparts or bulwarks, dykes, dams, causeways, and piers; rubble or earth used or inten

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

mound

tumulus, grumus (tumulus, like ὄχθος, means either a natural or artificial elevation; grumus only an artificial elevation, like χῶμα): agger (PROP., earth heaped up): tumulus terrenus (Caes., B.G., 1, 43).

Quick answer

What is the Latin word for mound?: The usual Latin words for “mound” are grūmus, agger. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.