What is another word for at the mercy of?
Pronunciation: [at ðə mˈɜːsi ɒv] (IPA) 
"At the mercy of" is a phrase often used to describe someone who is powerless in a particular situation. It implies that someone is completely in the control or power of another person or circumstance. Some synonyms for this phrase could include "vulnerable," "helpless," "subject to," "dependent on," "subservient to," "under the authority of," or "under the control of." Other related phrases could include "under someone's thumb," "at someone's beck and call," or "under the yoke of." These phrases are all useful when trying to convey the notion of being under the power or control of someone or something else.
