* Literal: "The refrigerator felt emptier after we finished the last of the ice cream."
* Figurative: "As the years passed, the once bustling city felt emptier, with fewer people and less life on the streets."
* Emotional: "Her heart felt emptier after losing her beloved pet, a constant companion for so many years."
* Descriptive: "The empty house stood as a stark reminder of the family's departure, the rooms emptier than they had ever been."
You can also use "emptier" in comparative or superlative forms:
* Comparative: "The smaller room was emptier than the larger one."
* Superlative: "Of all the houses on the street, this one was the emptiest."