1. Subordinate work; petty affairs.

2. To destroy by clandestine measures; to put less than the proper work on; to work at a less price than others.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• underworked,
• ynderwork,
• hnderwork,
• jnderwork,
• inderwork,
• 8nderwork,
• 7nderwork,
• ubderwork,
• umderwork,
• ujderwork,
• uhderwork,
• underework,
• undrework,
• underowrk,
• Underworks,
• Undereworks,
• Underiwork,
• Underiworks,
• Undirwork,
• Undirworks

The adverb form of "underwork" is "underworking".

The adjective form of "underwork" is "underworked".