She is running me off my feet with all her demands.

The line of battle ships sailed in formation.

The throws of the dice determined the outcome of the game.

The rolls of the dice determined the outcome of the game.

She used her moneys of necessity to pay for her medical bills.

Money of necessity is required to cover basic living expenses.

The city's underworld is a nest of vipers.

The Great Chains of Being are hierarchical systems that categorize and order all beings in the universe.

The Great Chain of Being is a hierarchical structure that ranks all beings in the universe.

The concept of the Chain of Being was widely accepted in medieval and Renaissance Europe.