circumference Antonyms

magnet omphalos penetralia quintessence rhizome root seat ticker trunnion umbilicus viscera oculus nucleus medulla metacenter middle midship nave navel nexus nidus nub nucleolus vitals waist womb Central Point centre of attention epicenter epicentre forefront ground zero hot spot rallying point showpiece central core center of attention HQ bedrock meeting place cornerstone nerve center bellybutton bench mark highlight bowels mecca center of gravity central location affection