Synonyms (basic word - more formal word)

Synonyms (basic word - more formal word)

Ask - Inquire 

Boring - Insipid 

Delicious - Delectable 

Extra - Superfluous 

Greedy - Avaricious 

Happy - Jubilant 

Poor - Destitute 

Productive- Fruitful 

Shine - Glimmer 

Tired - Fatigue