prerequisite

adj 0.786

required

adj 0.757

necessary

adj 0.750

needed

adj 0.720

obligatory

adj 0.681

needful

adj 0.645

mandatory

adj 0.639

essential

adj 0.633

de rigueur

adj 0.629

necessitous

adj 0.628

must-have

adj 0.622

wajib

adj 0.610

obligate

adj 0.601

sufficient

adj 0.601

adequate

adj 0.588

necessitarian

adj 0.584

unrequired

adj 0.584

imperative

adj 0.583

indispensable

adj 0.582

compulsory

adj 0.575

exigent

adj 0.566

obligational

adj 0.560

mandated

adj 0.559

mandative

adj 0.553

demanding

adj 0.553

pertinent

adj 0.549

stipulate

adj 0.548

preferred

adj 0.548

exacting

adj 0.547

desired

adj 0.547

specified

adj 0.547

apposite

adj 0.545

exigible

adj 0.541

of the essence

adj 0.540

preparatory

adj 0.539

prescript

adj 0.539

pursuant

adj 0.536

suitable

adj 0.536

desirable

adj 0.535

optional

adj 0.535

precursor

adj 0.531

nonessential

adj 0.529

quintessential

adj 0.529

peremptory

adj 0.528

beseeming

adj 0.527

desiderate

adj 0.527

relevant

adj 0.525

postulate

adj 0.524

appropriate

adj 0.522

obligated

adj 0.522

wanting

adj 0.522

subjunctive

adj 0.521

crucial

adj 0.520

qualified

adj 0.519

consequent

adj 0.519

predicate

adj 0.519

befitting

adj 0.518

preferable

adj 0.518

prescriptive

adj 0.517

stipulated

adj 0.513

expected

adj 0.512

essentialist

adj 0.512

unessential

adj 0.511

preemptory

adj 0.511

needy

adj 0.510

deserving

adj 0.510

warranted

adj 0.507

prespecified

adj 0.506

recommendable

adj 0.506

preneed

adj 0.506

customary

adj 0.504

vital

adj 0.504

precatory

adj 0.504

expedient

adj 0.503

antecedent

adj 0.502

paramount

adj 0.501

proper

adj 0.501