Synonyms for indefinable

There were suggestions of triumph, relief, gratitude in the indefinable tone of these words.

After a while I began to have a feeling of indefinable uneasiness about Alma.

There was an indefinable something which told me as much, very soon after I met him.

She had the indefinable look of one who dwells with a sorrow for which there is no cure.

But Rose affected him differently, although the difference was subtle, indefinable.

Across the intervals ran an indefinable spark, a bracing, a tension.

And the indefinable tone of her voice when she called Delfina.

Her heart was so full that it lent an indefinable sadness to her words.

There was an indefinable expression in the gesture, which Andrea could not understand.

Markheim was looking upon him with an indefinable expression.