Perish (verb)

1. To die, especially in a violent or sudden manner.
2. To come to an end, especially as a result of decay, deterioration, or damage.
3. To be lost, destroyed, or ruined.
4. To experience a sudden or violent end.
5. To cease to exist or survive, especially because of neglect or lack of support.

Origin:

Middle english: from old french perir, from latin perire "die, be lost", from per- "completely" + ire "go".

Examples:

1. Many people perished in the earthquake as buildings collapsed and roads were blocked.
2. The ancient city perished as a result of war, famine, and disease.
3. The once-thriving ecosystem is now in danger of perishing due to human activities and climate change.
4. The ship perished in a raging storm, with all crew and passengers lost at sea.
5. The language is in danger of perishing as fewer and fewer people speak it and pass it on to future generations.