XVI  What is the opposite?

Rotten                                     simple

Complicated                            calm

Polite                                       rude

Rare                                        exciting

Solid                                        wonderful

Worried                                    bad

Advanced                                 soft

Terrific                                      tidy

Boring                                      frequent

Messy                                      primitive

Rotten  - wonderful

Complicated - simple

Polite- rude

Rare-  frequent

Solid        soft

Worried      calm

Advanced   - primitive

Terrific          - bad

Boring      -  exciting

Messy-      tidy