Deaf-and-dumb and Profoundly deaf

Deaf-and-dumb adjective - Lacking the sense of hearing and the ability to speak.

Profoundly deaf and deaf-and-dumb are semantically related. In some cases you can use "Profoundly deaf" instead an adjective phrase "Deaf-and-dumb".

Profoundly deaf adjective - Totally deaf; unable to hear anything.

Deaf-and-dumb and profoundly deaf are semantically related. You can use "Deaf-and-dumb" instead an adjective phrase "Profoundly deaf".