Synonyms                                                           antonyms

Happy                                   glad, pleased                                     sad, unhappy, miserable, blue

Shout                                    scream, yell, shriek                         scream

Clever                                   smart, intelligent, bright               dumb, stupid, dull, slow

Simple                                  easy, straightforward                     hard< difficult, complex

Beautiful                              lovely, pretty                                     ugly

Polite                                    well-mannered                                                 rude, impolite

Increase                               rise, growth                                        decrease, go down

Ascend                                 rise, go up,                                          slow down, and descend

Accelerate                          speed up, go faster                         slow down, and decelerate

Little                                      small, minute, tiny, minor            big, large, massive, colossal enormous, gigantic