* Expediential: This word is not a standard English word, but it could potentially be used to describe something related to expediency, meaning the quality of being efficient and quick.
* Expedient: This is a common word meaning "suitable or appropriate to a particular situation, though perhaps not morally right."
* Expendable: This word describes something that can be sacrificed or used up without significant loss.
Please provide more context or information if you can, and I'll do my best to help you understand the intended meaning.