knick-knack
Definitions
A small, trivial article, usually intended for ornament.
A miscellaneous small object or trinket.
Examples
She dusted every little knick-knack on the shelf with great care.
The antique shop was filled with every imaginable knick-knack from the past century.
Synonyms
trinket bauble curio tchotchke gimcrack ornament bric-a-brac
Antonyms
necessity essential staple requirement utility fundamental basic