periphery Antonyms

center stylobate substance trunnion umbilicus underbuilding vertebra viscera vitals waist within womb bedrock fundamentals building block meeting place stereobate root navel nidus node nub nubble nucleolus nucleus oculus omphalos penetralia pip pith pivot radicle rhizome crown jewel nerve center HQ CBD centre of attention rallying point showpiece town center town centre central core central location urban centre center of a city center of town centre of the city urban core centre of gravity