from a prolonged form of 4894; coperception, i.e. moral consciousness:
KJV-- conscience.
suneido (soon-i'-do);
from 4862 and 1492; to see completely; used (like its primary) only in two past tenses, respectively meaning to understand or become aware, and to be conscious or (clandestinely) informed of:
KJV-- consider, know, be privy, be ware of.