How to use in-sentence of “rarity”:
+ Throughout its range it is thought to be rare, although it has also been suggested that the perception of the marbled cat’s rarity may be caused by its secretive nature and its preference for remote forest areas.
+ Their rarity often promotes the value of both the raw material, and the finished work it becomes a part of.
+ Suris are more expensive due to their rarity and the fact that their wool can be sold for more because it is more luxurious and thicker.
+ Emery has been known for getting into several altercations while playing ice hockey, a rarity for an ice-hockey goaltender.
+ The rarity of transitional forms is interesting.
+ Because of the rarity of PKU, many symptoms go undiagnosed or unrecognized.
+ DVD-Audio has not become popular due to the cost and rarity of the players, and because the traditional CD is considered good enough.
+ This is a rarity in the age of Moviefilming and videotape.

