Defeasible [adjective]

● Abortive

● Barren

● Bootless

● Feckless

● Feeble

● Fruitless

● Futile

● Idle

● Impotent

● Inadequate

● Incompetent

● Indecisive

● Inefficient

● Inept

● Inferior

● Innocuous

● Inoperative

● Lame

● Limited

● Nugatory

● Null

● Null and void

● Paltry

● Powerless

● Spineless

● Unable

● Unavailing

● Unfruitful

● Unproductive

● Unprofitable

● Unsuccessful

● Vain

● Void

● Withered

● Worthless

● Inefficacious

● Anticlimactic

● Forceless

● Invertebrate

● Strong

● Effective

● Useful

● Powerful

● Efficient

● Effectual

● Competent

● Defeasible

● Annullable

● Nonmonotonic

● Minor premise

● Symbolic logic

● Consectary

● Deontic

● Categorematic

● Concludency

● Predicate calculus

● Propositional logic

● Rescindable

● Formal logic

● Major premise

● Syllogistic

● Syncategorematic

● Epichirema

● Rule of evidence

● Petitio principii

● Propositional calculus

● Suprarational

● Modal logic

● Logical system

● Voidable

● Paralogical

● Logical relation

● Deductive

● Indefeasible

● Mathematical logic

● Universal quantifier

● Imputableness

● Fortiori

● Ipsedixitism

● Imputably

● Confutable

● Causal

● Right of entry

● Null and void

● Infirmative

● Propositional

● Justificative

● Apodictical

● Deducement

● Deontic logic

● Nonlogical

● Overlogical

● Existential quantifier

● Epistemic

● Inferential

● Obiter dictum

● Intuitionistic

● Audita querela

● Axiomatical

● Executory

● Life estate

● Abatable

● Vindicable

● Conclusory

● Inapplicable

● Fee simple

● Social contract

● Decidable

● Dispositional

● Disjunctive

● Derivement

● Justificatory

● Revocable

● Ipse dixit

● Logical fallacy

● Priori

● Formedon

● Redisseizin

● Apodictic

● Latitat

● Pendente lite

● Interadditive

● Sentential

● Universe of discourse

● Fallacious

● Caducary

● Counterfactual

● Breach of promise

● Astrict

● Imputative

● Inconfutable

● Ontological argument

● Contributory negligence

● Intrasentential

● Unenforceable

● Fee tail

● Intenable

● Burden of proof

● Appealable

● Probabilistic

● Nudum pactum

● Placitory

● Precedential

● Unfalsifiable

● Incontrovertibleness

● Declarative