The phrase "work iniquity" refers to intentionally engaging in immoral or unethical behavior, often for personal gain or benefit. Synonyms for this term include "commit wrongdoing," "engage in malpractice," "act immorally," "violate ethics," "behave unethically," and "disregard morality." Other related terms include "breach trust," "act dishonestly," "betray a duty," "proceed illegally," "engage in deceit," and "transgress moral codes." Regardless of which synonym is used, they all convey the same message: intentionally acting in a manner that is morally wrong and harmful to others is never acceptable.