How to pronounce ineffable

1a : incapable of being expressed in words : indescribable ineffable joy. b : unspeakable ineffable disgust. 2 : not to be uttered : taboo the ineffable name of Jehovah.

While the term ineffable most often has positive connotations, the term ineffable can also be used to describe overpowering negative emotions. As an example a parent or grand parent who buries their child before their time may be accurately described as being ineffable.