unmatured

adj 0.886

puerile

adj 0.717

childish

adj 0.698

unripe

adj 0.680

nonadult

adj 0.676

infantile

adj 0.667

underripe

adj 0.656

unripened

adj 0.649

inexperienced

adj 0.634

juvenile

adj 0.627

underaged

adj 0.619

underage

adj 0.616

underdeveloped

adj 0.611

unready

adj 0.608

sophomoric

adj 0.608

childlike

adj 0.604

undeveloped

adj 0.600

unexperienced

adj 0.600

irresponsible

adj 0.596

adolescent

adj 0.591

unprofessional

adj 0.590

callow

adj 0.587

sexually mature

adj 0.585

nubile

adj 0.584

premature

adj 0.581

inappropriate

adj 0.580

wet behind the ears

adj 0.580

unformed

adj 0.578

immoral

adj 0.571

youthful

adj 0.569

jejune

adj 0.566

teenage

adj 0.565

unfledged

adj 0.565

imperfect

adj 0.564

incompetent

adj 0.563

inchoate

adj 0.558

unmannered

adj 0.558

petulant

adj 0.558

young

adj 0.557

imbecile

adj 0.556

babyish

adj 0.555

improper

adj 0.555

uncommitted

adj 0.555

precocious

adj 0.554

retarded

adj 0.553

prepubescent

adj 0.552

unseasoned

adj 0.552

impatient

adj 0.550

unsophisticated

adj 0.549

uncivilized

adj 0.546

impudent

adj 0.545

uncivil

adj 0.544

fledgling

adj 0.543

immaterial

adj 0.543

incomplete

adj 0.542

ungrown

adj 0.540

insecure

adj 0.540

unperfected

adj 0.539

incapable

adj 0.539

ignorant

adj 0.538

naive

adj 0.538

inexpert

adj 0.538

immodest

adj 0.537

unwise

adj 0.537

amateurish

adj 0.536

unprepared

adj 0.536

undisciplined

adj 0.536

undercooked

adj 0.535

awkward

adj 0.535

unweaned

adj 0.535

pubescent

adj 0.534

altricial

adj 0.534

ill-bred

adj 0.534

puberulous

adj 0.533

unbecoming

adj 0.532

rudimentary

adj 0.531

impulsive

adj 0.531

aging

adj 0.531

postpubescent

adj 0.531

untimely

adj 0.530

inadequate

adj 0.530

unstable

adj 0.530

infirm

adj 0.530

unmannerly

adj 0.529

rude

adj 0.529

unsuitable

adj 0.529

maladjusted

adj 0.528

delinquent

adj 0.528

silly

adj 0.528

foolish

adj 0.527

crude

adj 0.527

inapt

adj 0.527

junior

adj 0.526

impetuous

adj 0.526

untrained

adj 0.524

stupid

adj 0.523

unhardened

adj 0.522

bratty

adj 0.522

unmoral

adj 0.522

prereproductive

adj 0.522