The phrase "hold under" often refers to keeping something or someone under control or restrained. Synonyms for this term include "restrain," "constrain," "suppress," "subdue," "dominate," "control," "govern," "manage," "direct," and "contain." "Restrain" suggests holding back from action or movement, while "constrain" implies limiting or restricting. "Suppress" means to keep under control or subdue, often used in the context of emotions. "Subdue" suggests using force to bring under control, while "dominate" suggests gaining complete control. "Control" and "govern" both imply holding power over something or someone. "Manage" and "direct" suggest controlling and organizing, while "contain" implies limiting and restricting.