WordNet sense 1 (assets available for use in the production of further assets):

working capital

WordNet sense 2 (the federal government of the United States):

Washington

WordNet sense 3 (a book written by Karl Marx (1867) describing his economic theories):

Das Kapital

WordNet sense 4 (one of the large alphabetic characters used as the first letter in writing or printing proper names and sometimes for emphasis):

majuscule, capital letter, upper-case letter

WordNet sense 5 (the upper part of a column that supports the entablature):

cap, chapiter

WordNet sense 6 (of first rank or importance or value; direct and immediate rather than secondhand):

primary

WordNet sense 7 (uppercase):

great

WordNet sense 8 (relating to capital letters which were kept in the top half of a compositor's type case):

uppercase