under the sway of (someone)

:  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

:  lower in rank or authority :  subordinate

:  the action or an instance of swaying or of being swayed :  an oscillating, fluctuating, or sweeping motion

:  an inclination or deflection caused by or as if by swaying

:  a controlling influence

:  to swing slowly and rhythmically back and forth from a base or pivot

:  to move gently from an upright to a leaning position

:  to hold sway :  act as ruler or governor

:  some person :  somebody