All complicated antonyms

adj complicated

• facile — moving, acting, working, proceeding, etc., with ease, sometimes with superficiality: facile fingers; a facile mind.
• uncomplicated — to make complex, intricate, involved, or difficult: His recovery from the operation was complicated by an allergic reaction.
• easy — not hard or difficult; requiring no great labor or effort: a book that is easy to read; an easy victory.
• nice — pleasing; agreeable; delightful: a nice visit.
• simple — easy to understand, deal with, use, etc.: a simple matter; simple tools.
• plain — clear or distinct to the eye or ear: a plain trail to the river; to stand in plain view.
• straightforward — going or directed straight ahead: a straightforward gaze.