pretence
preconception
unprovenly
nonepistemological
parti pris
nonguaranteed
nonevidential
pseudoproposition
unsupported
preconceived notion
unempirical
nonconvincing
unreal
unconvinceable
moral
insensible
unveracity
undocumentable
brimlessness
notionlessness
unproof
unelucidating
fabulous
undebunked
feckless
noncrucial
afterwit
inexactitude
nondiscernment
unforeordained
nonepistemic
unclarified
noncurtailment
the plural of anecdote is not data
factless
unacknowledged
untransubstantiated
unbestowed
undistinguished
nonclarified
unfactitious
unsurmised
unclarifying
reasonlessness
home truth
unnegotiable
uncorroborated
nonreason
unimportance