The phrase "permitting of" refers to something that allows or permits a certain action or condition to occur. Some synonyms for this phrase include "enabling," "authorizing," "facilitating," and "allowing for." "Enabling" suggests that something gives the ability or power to do something, while "authorizing" implies a formal approval for an action. "Facilitating" indicates that something makes a process easier or smoother, and "allowing for" suggests that something creates a possibility or opportunity. Other possible synonyms for "permitting of" include "tolerating," "endorsing," "sanctioning," and "empowering," depending on the context and connotations of the phrase.