- Indifference
n. apathy, emotional detachment
The girl's indifference toward her brother upset their parents.
- Irreconcilable
adj. incapable of being in harmony or agreed upon
The couple's differences were ultimately irreconcilable, giving them no choice but to break up.
- Bolster
v. to support, strengthen, or fortify
If we work together, we should be able to lift and then bolster the couch.