group of people; camp; faction; sides in a dispute

(military) position; front

a front (militant group); line of battle; alignment (towards a political party etc)

period of time

troop arrangement; battle formation; lineup (of a sports team etc)

disposition of troops; wave; spate; burst; spell; short period of time; classifier for events or states of short duration

formation (of a sports team, troops etc)

shower (rain)

gust

array; (military) formation; (Tw) (computing) array (data structure)

battle array; disposition of forces; situation; circumstance

labor pains; (fig.) distress caused by a disruptive change

people killed in battle

trying times; painful phase

Memorial Day (American holiday)