centro,eje,núcleo, corazón
core
(noun)centro,eje,núcleo.The core of something is the central or most important part of itFirst, the company will concentrate on the core problems:The less important problems will wait until next year.cores
(noun)centros,corazones,ejes,núcleoscore
(noun)corazón.The core of a fruit is the central part of it. It contains seeds or pipsPeel the apples and remove the cores.