avid
AV-idadjMeaning very eager and enthusiastic
Memory hook AV-id: “I have to HAVE it!”. The moment the new book arrives, Zoe grabs it: “I have to have it!” She has read it twice by Sunday. She is an avid reader.
Zoe is an avid reader who finishes a book every two days.
In context Even in the rain, the avid bird-watchers stayed out on the marsh for hours, binoculars raised, hoping to glimpse the rare heron.
Similar eager, keen, enthusiastic, passionate
Opposite indifferent, apathetic, uninterested
From Latin avidus, “eager, greedy,” from avere, “to crave.”