IPA: /ˈstrɔŋli/
KK: /ˈstrɔŋli/
In a powerful or intense way; to a great degree.
She strongly believes in the importance of education.
Strongly → It is formed from "strong" (from Old English "strang", meaning having power or force) and "-ly" (meaning in a manner of). The word "strongly" means in a manner that is powerful or forceful.
Think of being powerful or forceful ('strong') and how you do something 'in that manner' ('-ly'). This helps you remember that 'strongly' means to do something with strength.