labor under a delusion/misapprehension/misconception

: expenditure of physical or mental effort especially when difficult or compulsory

: human activity that provides the goods or services in an economy

: the services performed by workers for wages as distinguished from those rendered by entrepreneurs for profits

: to exert one's powers of body or mind especially with painful or strenuous effort : work

: to move with great effort

: to be in the labor of giving birth

: of or relating to labor

: of, relating to, or constituting a political party held to represent the interests of workers or made up largely of organized labor groups

: in or into a position below or beneath something

: below or short of some quantity, level, or limit

: in or into a condition of subjection, subordination, or unconsciousness

: below or beneath so as to be overhung, surmounted, covered, protected, or concealed by

: subject to the authority, control, guidance, or instruction of

: receiving or undergoing the action or effect of

: lying or placed below, beneath, or on the ventral side

: facing or protruding downward

: lower in rank or authority : subordinate

: the act of tricking or deceiving someone : the state of being deluded

: something that is falsely or delusively believed or propagated

: a persistent false psychotic belief regarding the self or persons or objects outside the self that is maintained despite indisputable evidence to the contrary

: to apprehend wrongly : misunderstand

: a wrong or inaccurate idea or conception