Definitions

1. noun

A hypothetical or unattested language, particularly one from a fictional or hypothetical culture.

“The linguist spent years studying the properties of endaseh, trying to decipher its grammatical structure.”

2. verb

To create or speak a language that is hypothetical or unattested, often for the sake of creative expression.

“The novelist endeavored to endaseh a new language for her science fiction world, drawing inspiration from real-world tongues.”