solidarity

noun

An identity or coincidence of interests, purposes, or sympathies among the members of a group: oneness, union, unity. See agree/disagree.

apprehend
(ăp'rĭ-hĕnd')


v., -hend·ed, -hend·ing, -hends.
v.tr.
To take into custody; arrest: apprehended the murderer.
To grasp mentally; understand: a candidate who apprehends the significance of geopolitical issues.
To become conscious of, as through the emotions or senses; perceive.
v.intr.
To understand something.