Answer: rifts

AnswerCrossword Clue
RIFTS

Fallings out

RIFTS

Fissures

RIFTS

Sources of frostiness, maybe

RIFTS
Differences of opinion
RIFTS
Estrangements
RIFTSBreaks in relations
RIFTSSchisms
RIFTSBreaks in the earth's crust
RIFTSSchisms and chasms
RIFTSSplit causes
RIFTSBreakups
RIFTSSocial separations
RIFTSBreaks
RIFTSDisagreements
RIFTSFissures.
RIFTSBreaches.
RIFTSCracks.
RIFTSCleavages.
RIFTSSchisms.
RIFTSUnfriendly partings.
RIFTSSpats
RIFTSClefts; chinks
RIFTSFirst spaces
RIFTSSplits
RIFTSGeological faults
RIFTSFallings-out
RIFTSBreak-ups
RIFTSCauses of bickering
RIFTSRuptures
RIFTSChasms
RIFTSBreaches
RIFTSChallenges for diplomats