irrecognizable

Adjective

1. Unable to be recognized.
   • The immortal gods are there (quite irrecognizable under these disguises), and also the lowest broken valets. - 1850, Thomas Carlyle, “The Stump Orator”, in Latter Day Pamphlets:
   • [T]here remains no trace of their having ever existed—outside of course of the family names which are now preserved, though some of them in an almost irrecognizable form. - 1902 March 15, “Judge Endlich on Early Life in...
   • The loamy ground on which I lay, the scattered fragments of the cairn beside me, and the rocks and junipers, were irrecognizable as if they had belonged to some other planet than ours. - c. 1933, Clark Ashton Smith,...