peripheral Antonyms

central sovran significant salient ruling riprap rhizome reigning regulative regnant radicle proximal propaedeutic spanner spinal underbuilding umbilicus umbilical trunnion trend top supreme superseding succession stylobate structural stereobate principal primary overruling overriding outstanding ore omphalos omphalic oculus nucleolus nuclear nubble notable paramount penetralia pertinent primal prime prevalent prevalence prepotent preponderant prepollent