in the midst battle (adverb) up in arms: upset and ready to fight
Sinonime: alive, astir, at work, bustling,
effective,
efficacious, exertive,
flowing,
functioning, going,
hasty, impelling, in force, in play, in process,
mobile, movable,
moving, operating, operative,
progressive,
pushing,
rapid,
restless, rolling, running, rushing, rustling, shifting, simmering, speeding,
speedy, streaming, swarming,
traveling, turning,
walking, working
Antonime: abeyant,
dormant, immobile,
inactive,
inert,
lazy,
sluggish