underwork

• ⇰ To injure by working secretly; to destroy or overthrow by clandestine measure; to undermine.
• ⇰ To expend too little work upon; <as>as, to <ex>underwork</ex> a painting</as>.
• ⇰ To do like work at a less price than; <as>as, one mason may <ex>underwork</ex> another</as>.

• ⇰ To work or operate in secret or clandestinely.
• ⇰ To do less work than is proper or suitable.
• ⇰ To do work for a less price than current rates.

• ⇰ Inferior or subordinate work; petty business.