Following are all the unfalsifiable like words, in the list below.
UNDISPROVABLE
100% like unfalsifiable
NONFALSIFIABLE
100% like unfalsifiable
INDEMONSTRABLE
100% like unfalsifiable
UNVERIFIABLE
100% like unfalsifiable
UNPROVABLE
100% like unfalsifiable
UNFALSIFIED
100% like unfalsifiable
UNREBUTTABLE
100% like unfalsifiable
UNPROVEN
100% like unfalsifiable
UNREFUTABLE
100% like unfalsifiable
NONPROVABLE
100% like unfalsifiable
IMPROVABLE
100% like unfalsifiable
NONDEMONSTRABLE
100% like unfalsifiable
UNCONFUTABLE
100% like unfalsifiable
UNCONJECTURABLE
100% like unfalsifiable
UNARGUABLE
100% like unfalsifiable
UNDISPROVEN
100% like unfalsifiable
UNDEMONSTRABLE
100% like unfalsifiable
INSUBSTANTIVE
100% like unfalsifiable
NONPROVEN
100% like unfalsifiable
UNCONTRADICTABLE
100% like unfalsifiable
INSUBSTANTIABLE
100% like unfalsifiable
UNASSAILABLE
100% like unfalsifiable
UNANSWERABLE
100% like unfalsifiable
CONTINGENT
100% like unfalsifiable
UNCONFUTED
100% like unfalsifiable
UNFACTUAL
100% like unfalsifiable
NONREFUTABLE
100% like unfalsifiable
UNTESTABLE
100% like unfalsifiable
UNPROVEABLE
100% like unfalsifiable
IMPROBABLE
100% like unfalsifiable
UNAFFIRMABLE
100% like unfalsifiable
UNCLARIFIABLE
100% like unfalsifiable
UNSUBSTANTIABLE
100% like unfalsifiable
UNARGUED
100% like unfalsifiable
UNCERTIFIABLE
100% like unfalsifiable
UNKNOWABLE
100% like unfalsifiable
UNREFUTING
100% like unfalsifiable
UNDISPROVED
100% like unfalsifiable
UNTHEORIZABLE
100% like unfalsifiable
IRREBUTTABLE
100% like unfalsifiable
UNDEMONSTRATABLE
100% like unfalsifiable
UNCONTROVERTABLE
100% like unfalsifiable
UNREFUTED
100% like unfalsifiable
UNMEASURABLE
100% like unfalsifiable
INDEFINABLE
100% like unfalsifiable
UNQUANTIFIABLE
100% like unfalsifiable
INARGUABLE
100% like unfalsifiable
UNSPECIFIABLE
100% like unfalsifiable
UNASSERTABLE
100% like unfalsifiable
UNDEFIABLE
100% like unfalsifiable
UNEVALUATABLE
100% like unfalsifiable
INDEFENSIBLE
100% like unfalsifiable
INCONTRAVERTABLE
100% like unfalsifiable
UNSURMISABLE
100% like unfalsifiable
INCONCLUDABLE
100% like unfalsifiable
UNVALIDATABLE
100% like unfalsifiable
ASCIENTIFIC
100% like unfalsifiable
UNASCERTAINABLE
100% like unfalsifiable
NONASCERTAINABLE
100% like unfalsifiable
UNDEBATABLE
100% like unfalsifiable
UNIMPROVABLE
100% like unfalsifiable
ILL-FOUNDED
100% like unfalsifiable
UNDETERMINABLE
100% like unfalsifiable
NONANSWERABLE
100% like unfalsifiable
INDETERMINABLE
100% like unfalsifiable
UNESTABLISHABLE
100% like unfalsifiable
UNGUESSABLE
100% like unfalsifiable
UNTRUE
100% like unfalsifiable
UNVERIFIED
100% like unfalsifiable
UNAXIOMATIZABLE
100% like unfalsifiable
NONEVIDENTIAL
100% like unfalsifiable
NONFACTUAL
100% like unfalsifiable
MORAL
100% like unfalsifiable
NONTRIVIAL
100% like unfalsifiable
UNASSERTIBLE
100% like unfalsifiable
UNDEFENSIBLE
100% like unfalsifiable
UNSAYABLE
100% like unfalsifiable
UNCONFIRMED
100% like unfalsifiable
UNSIMPLIFIABLE
100% like unfalsifiable
NONAXIOMATIZABLE
100% like unfalsifiable
UNCHECKABLE
100% like unfalsifiable
NONFALLIBLE
100% like unfalsifiable
UNSUBSTANTIATED
100% like unfalsifiable
INCONFUTABLE
100% like unfalsifiable
UNFUDGEABLE
100% like unfalsifiable
UNABATABLE
100% like unfalsifiable
INCONCLUSIBLE
100% like unfalsifiable
NONVERIFIABLE
100% like unfalsifiable
UNNEGATABLE
100% like unfalsifiable
NONINFALLIBLE
100% like unfalsifiable
UNDEDUCIBLE
100% like unfalsifiable
NON-DERIVABLE
100% like unfalsifiable
UNABSOLUTE
100% like unfalsifiable
NONREFUTED
100% like unfalsifiable
UNEMPIRICAL
100% like unfalsifiable
UNDEFINABLE
100% like unfalsifiable
UNSUPPORTED
100% like unfalsifiable
UNPOSTULATED
100% like unfalsifiable
UNSUBSTANTIATE
100% like unfalsifiable
UNDATABLE
100% like unfalsifiable