All words except flourish and agreement mean to get smaller

bitter, sour and sweet are taste descriptors, associated with specific flavors.

The two words that are different in meaning are:

• inedible (this means something cannot be eaten, which is not directly a flavor descriptor)
• spice (this refers to a seasoning, which is not a direct flavor category but can influence taste).

sympathy, condolence, and commiseration are words associated with expressing compassion or sorrow for someone else’s misfortune.

The two words that are different in meaning are:

• help (assistance or aid)
• support (offering encouragement or assistance).

All words except block and paper mean small pieces

All words except cake and bake are dairy products

All words except sedate and steady mean fast

All words except except abandon and building mean home

downgrade, declass, and relegate are words associated with lowering in rank, status, or importance.

The two words that are different in meaning are:

• exile (this refers to being banished or expelled)
• vanish (this means to disappear

Potato and carrot are the only ones that grow underground

All words except grid and envy are positive virtuous feelings