Fully developed through work, thought, or planning; refined

Wearing a fine gown.

(music) The conditions for hierarchy.

(archaic) Goodbye, farewell.

(idiomatic, usually hyphenated) The greatest extent; completion; a state of refinement or perfection.

(idiomatic) All right to a certain extent. / (idiomatic) True, as far as it goes.

A person without a means of support; an idle, worthless person; a loafer; a person who is ineffectual, unsuccessful, or completely lacking in merit; a good-for-nothing.

Showing the characteristics of a ne'er-do-well: indolent, worthless, or roguish.

(idiomatic) An exclamation of great surprise.

plural of ne'er-do-well