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noun 0.699

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noun 0.608

desideratum

noun 0.600

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necessaire

noun 0.597

desirable

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necessity

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noun 0.580

wajib

noun 0.578

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noun 0.574

want

noun 0.573

have

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having

noun 0.569

indispensability

noun 0.565

requirement

noun 0.558

prerequisite

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has-a

noun 0.542

item

noun 0.542

optional

noun 0.540

unavoidable

noun 0.539

have-not

noun 0.535

muss

noun 0.534

mustard

noun 0.534

essent

noun 0.533

killer application

noun 0.529

something

noun 0.529

wish list

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staple

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handy

noun 0.523

essential nutrient

noun 0.522

should

noun 0.521

necessary room

noun 0.518

nullable

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unique

noun 0.518

functional requirement

noun 0.518

inevitable

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favourite

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compulsory

noun 0.514

noun

noun 0.513

valuable

noun 0.512

this

noun 0.512

attribute

noun 0.511

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noun 0.510

killer app

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goodie

noun 0.508

right stuff

noun 0.508

obbligato

noun 0.508

keyword

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imperative

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het

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mainstay

noun 0.503

ingredient

noun 0.503

feature

noun 0.502