heavily
US /ˈhev.əl.i/
UK /ˈhev.əl.i/

1.
fortement, lourdement
to a great degree; in large amounts
:
•
It was raining heavily all night.
Il pleuvait fort toute la nuit.
•
The company relies heavily on its online sales.
L'entreprise dépend fortement de ses ventes en ligne.
2.
lourdement, difficilement
with great weight or force
:
•
He breathed heavily after running the marathon.
Il respirait difficilement après avoir couru le marathon.
•
The door closed heavily behind him.
La porte se referma lourdement derrière lui.