Synonyms: easy, simple, straightforward, uncomplicated
Antonyms: hard, difficult
easy: not difficult, or not needing a lot of effort
Example: The test was easier than I expected. My boss is very easy to get on with.
simple: easy to do or understand
Example: The machine is very simple to use.
straightforward: easy to understand or carry out
Example: The instructions are quite straightforward.
uncomplicated: easy to deal with or understand
Example: In children’s books, the writing should be clear and uncomplicated. The
procedure is relatively quick and uncomplicated.
hard: not easy
difficult: not easy to do or achieve