Essential and Theorem

Essential noun - Something necessary, indispensable, or unavoidable.

Theorem and essential are semantically related. In some cases you can use "Theorem" instead a noun "Essential".

Nearby Words: essence, essentially, essentiality

Theorem noun - An idea accepted as a demonstrable truth.

Essential and theorem are semantically related. Sometimes you can use "Essential" instead a noun "Theorem".

Nearby Words: theoretic, theoretically