← BackshareGuessknobbly/ˈnɑbli/adjectiveHaving many small, hard lumps or bumps on the surface.The knobbly texture of the bark made the tree easy to climb.The old man's knobbly fingers were stiff from arthritis.She wore thick socks to protect her feet from the knobbly floorboards.SynonymsbumpylumpygnarlednubbyAntonymssmoothflat