All great antonyms

adj great

• inconsiderable — small, as in value, amount, or size.
• ok — all right; proceeding normally; satisfactory or under control: Things are OK at the moment.
• flawed — characterized by flaws; having imperfections: a flawed gem; a seriously flawed piece of work.
• common — If something is common, it is found in large numbers or it happens often.
• conventional — Someone who is conventional has behaviour or opinions that are ordinary and normal.
• plain — clear or distinct to the eye or ear: a plain trail to the river; to stand in plain view.
• rotten — decomposing or decaying; putrid; tainted, foul, or bad-smelling.