a. [UN-1 7 b.] Incapable of being expressed in words; unutterable.
c. 1660. in Memoirs of Whiston (1749), 561. There is but one God the Father, glorious and unwordable in all his Attributes. Ibid., 565. God[s] Purity and unwordable Holiness.
1877. S. Cox, Salv. Mundi, ix. 198. St. Paul heard what he calls unwordable words.
1882. [Lees & Clutterbuck], Three in Norway, xxxvi. 337. An unwordable calm, an indescribable tranquillity.