Key synonyms such as "chief, annotation, pitch, character, basic, and central". Key is a noun, and its antonyms are secondary and peripheral. Here are 69 another word for key with example sentences.
Balance is key to success.
Discipline is key to success.
Early detection is key against disease.
Focus on this key aspect.
His advice was the key factor.
Knowledge is the key to understanding.
Nutrition is a key component here.
Perspective is key to understanding differences.
She lost the key to success.
The report highlights key issues.