- principal, corpus, principal sum - capital as contrasted with the income derived from it
--1 is a kind of capital
- corpus - a collection of writings; "he edited the Hemingway corpus"
--2 is a kind of collection, aggregation, accumulation, assemblage
- corpus - the main part of an organ or other bodily structure
--3 is a kind of part, piece
--3 is a part of body part - corpus - the main part of an organ or other bodily structure