Collectible
WordNet
adjective
(1) Subject to or requiring payment especially as specified
"A collectible bill"
"A note payable on demand"
"A check payable to John Doe"
noun
(2) Things considered to be worth collecting (not necessarily valuable or antique)
WiktionaryText
Adjective
- Worthy or suitable for collecting on historical/financial grounds, or for meeting a personal aesthetic: collectible stamps, collectible china, collectible Beatles memorabilia
- Rightfully subject to payment: a collectible bill