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rift

rift /ˈrɪft/ noun
plural rifts
rift
/ˈrɪft/
noun
plural rifts
Britannica Dictionary definition of RIFT
[count]
: a situation in which two people, groups, etc., no longer have a friendly relationship
often + between
: a deep crack or opening in the ground, a rock, etc.
geology : a break in the Earth's crust