Freudian slip and Slip of the tongue

Freudian slip noun - A slip-up that (according to Sigmund Freud) results from the operation of unconscious wishes or conflicts and can reveal unconscious processes in normal healthy individuals.

Slip of the tongue and Freudian slip are semantically related. In some cases you can use "Slip of the tongue" instead a noun phrase "Freudian slip".

Slip of the tongue noun - An accidental and usually trivial mistake in speaking.

Freudian slip and slip of the tongue are semantically related. You can use "Freudian slip" instead a noun phrase "Slip of the tongue".