Figurative:
* The political debate widened into a chasm of opposing views. (This implies a deep divide)
* Their relationship was fractured, a chasm of mistrust opening up between them. (This suggests a break or separation)
* The company's financial performance plummeted into a chasm of debt. (This illustrates a severe downfall)
Literal:
* The Grand Canyon is a majestic chasm carved by the Colorado River. (This describes a deep gorge)
* The climbers carefully navigated the treacherous chasm. (This refers to a deep gap or opening)
* The earthquake created a deep chasm in the earth. (This describes a natural geological feature)
The best way to use "chasm" in a sentence depends on the context and the intended meaning. You can use it to describe a physical or metaphorical gap, a division, or a significant difference.