Put irons means to restrain or shackle someone. There are many synonyms for put irons such as handcuff, manacle, fetter, trammel, bind, shackle, restrict, tie up, tethers, and constrain. These words describe the act of physically or metaphorically restraining an individual. Handcuff and manacle have a specific connotation of being restrained by the wrists. Fetter, trammel, and shackle refer to a broader range of restraining devices, while bind and tie up can apply to any type of restraint. Restrict, tethers, and constrain are more metaphorical ways of describing being held back or limited. Overall, these synonyms for put irons accurately describe the act of restraining someone.