Amassment

All her energy was devoted to the amassment of a vast fortune.

1654, Walter Charleton, Physiologia Epicuro-Gassendo-Charltoniana, London: Thomas Heath, Book 1, Chapter 2, p. 13, … no can know, whether He [God] created either more Atoms then were requisite to the amassment of this World, or more Worlds then this one:

[...] Curmudgeons among Books, are as discoverable as those among Bags; and [...] they may lose more Honour and Credit, than gain Wisdom or Happiness, by the fruitless Amassment and Imprisonment of either.

Even more than the Russian Bolshevik the American democrat regards wealth with suspicion, and its too eager amassment with a bilious eye.

Empiricism, magpie amassment of cultural detail, produces an ethnographic telephone book.

Through the Internet, we have access to an unprecedented amassment of information.

[Phancy, i.e. imagination, is] but an amassment of imaginary conceptions, praejudices, ungrounded opinions, and infinite Impostures;

[...] many are the means, whereby the Sultan daily adds prodigious Sums to his Revenues, such as, for Example, The obliging all the Great Bashaws and Governours of his Dominions every New-Years-Day to send him Presents, commonly in ready Money, which amounts to an incredible Amassment.