IPA: /ˈrævənəsli/
KK: /ˈrævənəsli/
In a way that shows extreme hunger or eagerness for something.
After the long hike, they ravenously devoured their sandwiches.
Ravenously → It is formed from "ravenous" (from Old French *ravineux*, meaning greedy or voracious) and the suffix "-ly" (meaning in a manner of). The word "ravenously" means in a manner that is greedy or extremely hungry.
Think of being extremely 'greedy' ('ravenous') for food and how the '-ly' describes the manner of that hunger.