Underlying
Synonyms Fundamental, basal, prime, cardinal, principal, key, elemental, root, essential, lurking, suppressed, undisclosed, undivulged, hidden, masked, under wraps, basic, primary, first, central, chief, elementary, rudimentary, intrinsic, latent, repressed, unrevealed, unexpressed, concealed, veiled, and shrouded.
Example Sentences
The doctor found the underlying cause quickly.
There are underlying issues to address.
He explored the underlying theme carefully.
The problem has an underlying complexity.