Near-synonyms: unconfirmably, untraceably, unprovably; deniably
Source: wiktionary
Unverifiably
Synonyms for "unverifiably"
Ranked by relevance and common usage.
Sample sentences
2 total sentences available.
I want a rational explanation of reality - not a metaphysical one, that can easily and unverifiably be posed by any crackpot - well-intentioned or otherwise.
Source: wiktionary