FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

anexichniastos ἀνεξιχνίαστος — an-ex-ikh-nee'-as-tos — from 1 (as a negative particle) and a presumed derivative of a compound of 1537 and a derivative of 2487; not tracked out, i.e. (by implication) untraceable:--past finding out; unsearchable.

see GREEK for 1

see GREEK for 1537

see GREEK for 2487