To respond to an attack by attacking one's opponent or opponents.
To leave or set out (in a particular direction, often to where one has been).
To support, favour, have sympathy (with a political cause or movement, a side in a conflict / in an action).
To agree; to be in accord; to harmonize.
To have a common feeling, as of bodily pleasure or pain.
To have, show or express sympathy; to be affected by feelings similar to those of another, in consequence of knowing the person to be thus affected.
To say in an expression of sympathy.