The word “tantamount” is an adjective that means equivalent in seriousness, significance, or effect. It is often used to describe something that is essentially the same as something else, especially in terms of importance or consequence.
Interesting fact: The word “tantamount” originated from the Old English phrase “to the amount,” which meant “to the extent” or “to the degree.” Over time, it evolved into the word we use today, with its current meaning of being equivalent or essentially the same.