IPA: /ˈoʊvərˌmæntəl/
KK: /ˈoʊvərˌmæntəl/
A decorative or ornamental structure placed above a fireplace mantel.
The overmantel featured a beautiful painting that added elegance to the room.
Overmantel → It is formed from "over" (meaning above) and "mantel" (from Old French *mantel*, meaning a covering or cloak). The word "overmantel" refers to a decorative structure or covering placed above a mantelpiece.
Think of something that is placed 'above' ('over') a 'covering' ('mantel') — that's what an overmantel is.
No commonly confused words.