novelty

Novelty, n.; pl. Novelties.

Etymology: [OF. novelté, F. nouveauté, L. novellitas.]

1. The quality or state of being novel; newness; freshness; recentness of origin or introduction. Novelty is the great parent of pleasure. South.

2. Something novel; a new or strange thing.

Shades of meaning

Fernald has no entry of its own for novelty; he lists it under change.

Where he writes about it:

Novelty is a change to what is new, or the newness of that to which a change is made; as, he was perpetually desirous of novelty. — from change