certifiably vs much

certifiably

• To a great extent. 

• With the potential for certification. 

• Undoubtedly, demonstrably. 

• Genuinely 

much

• To a great extent. 

• Often; frequently. 

• Used to indicate or compare extent. 

• A large amount or great extent. 

• Many ( + plural countable noun). 

• A large amount of. 

• Used to indicate, demonstrate or compare the quantity of something.