Dharnī is an imperative built from the root w-dh-r; the final -nī is a first-person object pronoun: “leave me.”
Khuluqī is a noun with a first-person possessive suffix, referring to “my conduct.”
Nāʾiyan is an active participle from nāʾa, “to be distant,” used in the accusative to describe a state.
The verse combines an imperative, possessive construction, a concessive possibility, and a circumstantial expression to contrast personal steadiness with distance.