Write-offs are considered as the reduction or cancellation of an asset's value due to a particular reason. Some of the antonyms for write-offs can include appreciation, gain, and increase. Appreciation refers to the rise in a particular asset's value over time. An increase in value can be attributed to an improved economic situation or demand for the asset. Gain is to obtain a profit, which can be achieved by generating income from an investment, contributing to savings or sale proceeds. Write-offs are the opposite of gains, while increases in value generate profits, providing appreciation. Overall, antonyms for write-offs are gains, appreciation, and increase.