- ATWAR
- In a conflict
- In battle
- Having it out
- Fighting
- Fighting an enemy
- Trading punches
- Way more than feuding
- Battling
- Engaged militarily
- Beyond bickering
- Engaged in hostilities (5)
- Using one's arms, say
- Not getting along, to say the least
- Clashing on a grand scale
- See 58-Across
- Engaged in hostilities
- Crossing swords
- Feuding
- Really fighting
- In conflict
- Beyond saber-rattling
- Like the U.S. and Spain in 1898
- Engaged in a major conflict
- Doing battle
- Engaging the enemy
- Engaged in combat
- Hardly on friendly terms
- Engaged in a campaign
- Fighting fiercely
- Militarily engaged
- On hostile terms
- Engaged to harry
- Attacking each other
- Engaged in battle
- In combat
- More than just skirmishing
- Fighting big-time
- Making more guns and less butter?
- Clashing big-time
- Like Russia and Japan, for most of 1904-'05
- Not just squabbling
- Openly hostile
- Engaged in armed conflict
- Battling it out
- Clashing
- In conflict, seriously
- Embattled
- Engaged in a battle
- Exchanging hostilities
- Violently engaged
- Fighting it out
- Extreme antonym of "friendly"
- More than quarreling
- Locked in conflict
- Way beyond squabbling
- Fiercely fighting
- Conflicting
- More than just feuding
- In conflict (with).
- Up in arms
- Engaged in conflict
- Fighting, as nations
- In a state of armed conflict
- In a state of conflict
- In armed conflict
- Fighting: 2 wds.
- Not just feuding
- Fighting hard
- Not just bickering
- Fighting (with)
- More than bickering
- Like feudal states, often
- Fighting tooth and nail
- Engaged in country-to-country combat
- Battling all out
- Fighting, as countries
- Feuding big-time
- Like much of Europe beginning in 1939
- Like the Galactic Empire and Rebel Alliance, in science fiction
- Bush ___ (Bob Woodward bestseller)
- Really battling it out
- Like Sri Lanka, currently
- Like two sides of an engagement
- Belligerent
- Duking it out
- Locked in battle
- More than feuding
- Not enjoying peace
- Battling big-time
- Like Iraq and Iran, in the 1980s
- More than just bickering
- Embroiled in a conflict
- Sparring
- Engaged in fighting
