Mawson, C.O.S., ed. (1870–1938). Roget’s International Thesaurus. 1922.

Class III. Words Relating to Matter
Section III. Organic Matter
2. Sensation
(iv.) Perception of Sound

419. Deafness.

   NOUN:DEAFNESS, hardness of hearing, surdity [obs.], deaf ears; inaudibility, inaudibleness.
  adder, beetle, slowworm, blindworm; deaf-mute.
  DACTYLOLOGY, deaf-and-dumb alphabet.
   VERB:BE DEAF &c. adj.; have no ear; shut -, stop -, close- one’s ears; turn a deaf ear to.
  RENDER DEAF, stun, deafen; split the -ears, – eardrum.
   ADJECTIVE:DEAF, earless, surd; hard -, dull- of hearing; deaf-mute; stunned, deafened; stone deaf; deaf as -a post, – an adder, -a beetle, – a trunkmaker; in- attentive [See Inattention].
  INAUDIBLE, out of -earshot, – hearing.
   QUOTATION:None so deaf as those that will not hear.