a large or complete collection of writings

the entire corpus of Old English poetry.

the body of a person or animal, esp. when dead.

Anatomy . a body, mass, or part having a special character or function.

Linguistics . a body of utterances, as words or sentences, assumed to be representative of and used for lexical, grammatical, or other linguistic analysis.

a principal or capital sum, as opposed to interest or income.

noun

bulk , collection , compilation , complete works , core , entirety , extant works , mass , oeuvre , opera omnia , staple , substance , whole , amount , body , budget , quantum , capital , principal