Proto-Indo-European root meaning "to gather."
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit gramah "heap, troop;" Greek ageirein "to assemble," agora "assembly;" Latin grex "flock, herd," gremium "bosom, lap;" Old Church Slavonic grusti "handful," gramota "heap;" Lithuanian gurgulys "chaos, confusion," gurguolė "crowd, mass;" Old English crammian "press something into something else."
"unreasonable or extravagant amplification," 1560s, from Latin exaggerationem (nominative exaggeratio) "elevation, exaltation" (figurative), noun of action from past-participle stem of exaggerare "amplify, magnify," literally "heap up" (see exaggerate).
1550s, "to collect in heaps, crowd together in disorder," variant of clotern "to form clots, to heap on" (c. 1400); related to clot (n.), and perhaps influenced by cluster. Sense of "to litter, to crowd (a place) by a disorderly mass of things" is first recorded 1660s. Related: Cluttered; cluttering.
"stack of hay, straw, etc.," especially if regularly built and thatched to keep off rain, Middle English reke, from Old English hreac, from Proto-Germanic *khraukaz (source also of Old Norse hraukr, Frisian reak, Dutch rook "heap"); perhaps related to ridge (n.).
"toothed tool for drawing or scraping things together," Old English raca "rake," earlier ræce, from Proto-Germanic *rak- "gather, heap up" (source also of Old Norse reka "spade, shovel," Old High German rehho, German Rechen "a rake," Gothic rikan "to heap up, collect"), from PIE root *reg- "move in a straight line," with derivatives meaning "to direct in a straight line," thus "to lead, rule" (source also of Greek oregein "to reach, stretch out," Latin regere "direct, rule; keep straight, guide"). The implement is so called perhaps via its action, or via the notion of "implement with straight pieces of wood" [Watkins].
"gathered into a ball or rounded mass," 1570s, from Latin conglomeratus, past participle of conglomerare "to roll together, concentrate, heap up," from assimilated form of com "with, together" (see con-) + glomerare "to gather into a ball, collect," from glomus (genitive glomeris) "a ball, ball-shaped mass," possibly from PIE *glem- (see glebe).