avid

she's an avid reader.

He was avid for gold.

an avid sports fan.

an avid reader of science fiction.

she took an avid interest in the project.

an avid inhaler of aromatic pipe smoke.

He’s an avid train-spotter.

avid for adventure; an avid ambition to succeed; fierce devouring affection; the esurient eyes of an avid curiosity; greedy for fame.

she was avid for information about the murder inquiry.

the esurient eyes of an avid curiosity;

But, as an avid cinephile, I promise not to do the same.

has an avid ambition to succeed;

She was avid for praise from her coach.

He is rich,but he is still avid of more money.

Unless you're an avid spelunker, or a troglodyte, the answer is probably not too often.

an avid sports fan.See Synonyms at eager 1

Benton Mackaye was an avid mountain climber and a land-use panner from Shirley Center, Massachusetts.

As a schoolboy with a avid interest in birds, David Wingate was present in 1951 when a Bermudan naturalist succeeded in weaseling the first cahow out of its deep nesting crevice.