11 invaluable synonyms include indispensable, crucial, critical, key, vital, irreplaceable, extremely useful, extremely helpful, and vitally important. Invaluable is an adjective, and its antonyms are dispensable and superfluous. Here are some additional synonyms for "invaluable" with example sentences.
11 other ways to say invaluable.
Her advice was truly invaluable today.
invaluable resources helped with our project.
The experience gained was invaluable overall.