syttyessä
Syttyessä is a Finnish non-finite verb form derived from the verb syttyä, meaning to catch fire or ignite. It functions as an adverbial participle that introduces a temporal or conditional clause, roughly translating to when/if it catches fire or in case of ignition. The form is created with the stem sytty- plus the suffix -essä (in harmony with vowel patterns). It is invariable with regard to subject and tense; it cannot take person endings and it does not form a separate finite clause.
In usage, syttyessä is common in written Finnish, especially in technical, safety, and instructional texts, where
Example: Syttyessä laite sammuu automaattisesti. This sentence means that if the device ignites, it automatically shuts
The form should be used when the referent of the -essa clause is understood from context; it