Example : These symptoms indicate a serious illness.
Her behavior points to a severe neurosis.
The economic indicators signal that the euro is undervalued.

Synonyms : bespeak, betoken, point, signal

Example : I showed the customer the glove section.
He pointed to the empty parking space.
He indicated his opponents.

Synonyms : designate, point, show

Example : Indicated his wishes in a letter.

Example : The evidence argues for your claim.
The results indicate the need for more work.

Synonyms : argue

Example : Tetracycline is indicated in such cases.