spy on (English, verb)
expansion: spy on (third-person singular simple present spies on, present participle spying on, simple past and past participle spied on)
Senses:
glosses: To watch secretly or covertly; to surveil.
Forms:
form: spies on
tags: present
singular
third-person
form: spying on
tags: participle
present
form: spied on
tags: participle
past
form: spied on
tags: past