liminal /ˈlɪmᵻnl/ adjective [f. Latin limin, limen- threshold + -al] a. occupying a position at, or on both sides of, a boundary or threshold; b. relating to a transitional or initial stage of a process.

thinking /ˈθɪŋkɪŋ/ noun the action of using one's mind to produce thoughts. adjective marked by use of the intellect.