There's part of a rainbow shining through a rift in the clouds.
The two brothers disagreed on the estate and a rift developed between them.
Failure to repay a loan can be the cause of an angry rift between longtime friends.
After the storm, water poured into the city through a rift in the ancient wall. (or metaphorically) The failure of the partnership created a rift between the two families.
The argument caused a rift between the two friends that was difficult to repair.
There's a rift in the clouds.
I am not writing a sentence using that word.
I can give you a sentence using the word galaxy.
a sentence using the word endotracheal
This is a sentence using the word aviator.
The Rift Valley is a large depression in the Earth's surface, typically caused by the tectonic plates pulling apart.
I am saying a sentence using the word collagen.
This is a sentence using the word monomer. :P