asperity /a-sperˈi-ti/

1. Roughness
2. Harshness
3. Bitter coldness
4. (in pl) excrescences, rough places

• undug
• undulancies
• undulancy
• undulant
• undulant fever
• undulant fevers
• undulate
• undulated
• undulately
• undulates
• undulating
• undulatingly
• undulation
• undulationist
• undulationists
• undulations
• undulatory
• undulatus
• undulled
• undulose
• undulous
• unduly
• unduteous
• undutiful
• undutifully