undecipherable

I stole a glance at Patch, to see his reaction to what I’d just done, but his eyes were on the poker game, his expression undecipherable.

Crescendo Becca Fitzpatrick 2010

I stole a glance at Patch, to see his reaction to what I’d just done, but his eyes were on the poker game, his expression undecipherable.

Crescendo Becca Fitzpatrick 2010

The Oriental words and phrases are, in several instances, very incorrectly printed; but whether the fault rests with the colonel's "undecipherable" MS., or the correctors of the press, it is not for us to decide.

Blackwood's Edinburgh Magazine — Volume 55, No. 341, March, 1844 Various

He didn’t use any unnecessary words, and his expression was undecipherable.

I Wanna Be Your Joey Ramone Stephanie Kuehnert 2008

He didn’t use any unnecessary words, and his expression was undecipherable.

I Wanna Be Your Joey Ramone Stephanie Kuehnert 2008

He didn’t use any unnecessary words, and his expression was undecipherable.

I Wanna Be Your Joey Ramone Stephanie Kuehnert 2008

Did Uri sing when merry and sigh when sad, he could have understood; but as it was, the cryptic features were undecipherable; he could not measure the soul they concealed.

WHICH MAKE MEN REMEMBER 2010

On his way to it, he stumbled upon three graves, snow-buried, but marked by hand-hewn head-posts and undecipherable writing.

THE MAN ON THE OTHER BANK 2010

Fox -- and near the ground's lip, all but undecipherable, Aet Suae

The propitiatory intent Matthew Guerrieri 2009

His search for an answer leads to a vivid chase story through Eastern Europe and the Middle East and an even more intriguing chase after the personality of Miernik himself—schlubby, irritating, untrustworthy, courageous and obstinately undecipherable.

A Master Back in the Saddle Lee Sandlin 2011