family unit

noun 0.740

immediate family

noun 0.684

single-parent family

noun 0.682

nuclear

noun 0.666

family

noun 0.621

nonfamily

noun 0.615

working family

noun 0.607

nuclear power

noun 0.605

nuclear bomb

noun 0.597

extended family

noun 0.595

nuclear war

noun 0.594

blended family

noun 0.588

nuclear weapon

noun 0.584

family circle

noun 0.579

household

noun 0.573

family member

noun 0.573

married couple

noun 0.573

royal family

noun 0.570

nuclear energy

noun 0.570

nuclear reactor

noun 0.569

family of procreation

noun 0.567

foster family

noun 0.566

family size

noun 0.565

family of orientation

noun 0.555

nuclear fission

noun 0.555

nuclear force

noun 0.551

single parent

noun 0.551

nucleus

noun 0.550

nuclear fusion

noun 0.549

husband and wife

noun 0.545

famil

noun 0.541

next of kin

noun 0.538

nuclear power station

noun 0.538

nuclear physics

noun 0.535

atomic nucleus

noun 0.530

familia

noun 0.527

family car

noun 0.523

nuclear membrane

noun 0.522

fam

noun 0.520

nuclear reaction

noun 0.518

family grouping

noun 0.516

nuclear triad

noun 0.511

stepfamily

noun 0.511

nuclear aircraft

noun 0.510

parent

noun 0.509

family man

noun 0.509

familyhood

noun 0.509

single mother

noun 0.508

nuclear deterrent

noun 0.506

parental

noun 0.506

nuclide

noun 0.503

first cousin

noun 0.502