Hi there,
If you already solved Top 7 Level 21, then you may need to find some words to collect the necessary number of Butterfly at Top 7 Level 22. And with this topic, you will do it ! A kind reminder that this game was developed by Elia Games seeming to be a new one in puzzle games for ios and android devices. 
From Now on, you will have all the hints, cheats and needed answers to complete this puzzle.
Top 7 Level 22 Answers:
PS: if you are looking for another level answers, you will find them in the below topic :
US Version : Common Sandwich Fillings
- Cheese
 - Ham
 - Lettuce
 - Mayo
 - Turkey
 - Mustard
 - Tomato
 
GB Version : Something You Do Multiple Times A Day
- Eat
 - Drink
 - Walk
 - Talk
 - Wash
 - Toilet
 - Blink
 
After achieving this level, you can use the next topic to get the full list of needed words : Top 7 23.
If you have any suggestion, please feel free to comment this topic.
Thank You
Michael