"avider" in the adjective sense
1. avid, devouring, esurient, greedy
often followed by `for') ardently or excessively desirous
"avid for adventure"
"an avid ambition to succeed"
"fierce devouring affection"
"the esurient eyes of an avid curiosity"
"greedy for fame"
2. avid, zealous
marked by active interest and enthusiasm
"an avid sports fan"
Source: WordNet® (An amazing lexical database of English)
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