younger sister

noun 0.898

kid sister

noun 0.866

little brother

noun 0.836

sister

noun 0.816

half sister

noun 0.772

kid brother

noun 0.767

sibling

noun 0.682

little girl

noun 0.662

baby of the family

noun 0.652

little one

noun 0.647

little lady

noun 0.646

sister-wife

noun 0.645

baby girl

noun 0.641

nonsister

noun 0.639

younger

noun 0.634

brother

noun 0.627

half brother

noun 0.625

sister ship

noun 0.615

sister company

noun 0.614

sib

noun 0.608

daughter

noun 0.607

secondborn

noun 0.601

sisterhood

noun 0.601

youngest

noun 0.592

little

noun 0.586

big brother

noun 0.575

sister city

noun 0.573

little name

noun 0.572

old girl

noun 0.569

junior

noun 0.569

sissy

noun 0.568

goddaughter

noun 0.566

junior synonym

noun 0.563

lastborn

noun 0.557

aunt

noun 0.552

blood brother

noun 0.551

daughter company

noun 0.547

maternal aunt

noun 0.540

young lady

noun 0.539

first cousin

noun 0.537

shorty

noun 0.535

second cousin

noun 0.534

little boy

noun 0.532

best friend

noun 0.530

girlie

noun 0.529

sibling rivalry

noun 0.529

cousin

noun 0.526

second lady

noun 0.525

family member

noun 0.524

girlfriend

noun 0.523

sorority

noun 0.523

minor child

noun 0.522

girl

noun 0.521

littleness

noun 0.521

aunty

noun 0.520

lesser

noun 0.518

sibship

noun 0.518

brat

noun 0.516

youngin

noun 0.516

lady friend

noun 0.516

girl next door

noun 0.516

amiga

noun 0.514

schoolgirl

noun 0.514

great-nephew

noun 0.513

little go

noun 0.513

single child

noun 0.512

godmother

noun 0.512

siss

noun 0.510

kinswoman

noun 0.506

subsidiary

noun 0.505

small

noun 0.504

didi

noun 0.504

baby

noun 0.503

soul brother

noun 0.503

girly

noun 0.503

little finger

noun 0.502

mother superior

noun 0.501