Pivotal :: Pivotal (a.) Of or pertaining to a pivot or turning point; belonging to, or constituting, a pivot; of the nature of a pivot; as, the pivotalopportunity of a career; the pivotal position in a battle..
Votary :: Votary (n.) One devoted, consecrated, or engaged by a vow or promise; hence, especially, one devoted, given, or addicted, to some particular service, worship, study, or state of life..