nonadult
Not yet grown
A nonadult is someone who has not reached adulthood—a child, adolescent, or minor.
The term appears most often in legal, administrative, or research contexts where precision matters: The study compared adult and nonadult responses to stress.
It avoids the ambiguity of words like "juvenile" or "youth" by defining the category purely by what it isn't.
Person before puberty
- juvenileYoung person or animal
- teenagerPerson aged thirteen-nineteen
- toddlerChild learning to walk
- infantVery young child
newborn · baby · underage · preteen · schoolchild · pupil · youngster · kid
Protective caretaker of another
- custodyProtective care or control
- wardProtected person; division
- caretakerOne who maintains property
- chargeCost or accusation
foster · adoption · supervision · oversight · provision · support · nurture · protege
Having youthful innocence
- naivetyInnocent lack of experience
- guilelessFree from deceit
- wholesomeConducive to well-being
- trustingInclined to believe others
impressionable · unspoiled · unworldly · ingenuous · unaffected · simple · wide-eyed · sheltered
Inclined toward fun
- energeticHaving much vigor
- livelyAnimated and energetic
- exuberantIntensely lively and cheerful
- spiritedFull of vim
bubbly · animated · buoyant · rambunctious · boisterous · hyperactive · restless · curious
Sexual development stage
- maturationProcess of becoming complete
- coming-of-ageYouth becoming adulthood
- self-discoveryLearning one's true character
- hormonesBloodstream signaling molecules
transformation · progression · individuation · milestone · socialization · learning · rebellion
child
Person before puberty
infant · newborn · baby · underage · preteen · schoolchild · pupil · youngster · kid · youth
guardian
Protective caretaker of another
charge · foster · adoption · supervision · oversight · provision · support · nurture · protege · trustee
childlike
Having youthful innocence
trusting · impressionable · unspoiled · unworldly · ingenuous · unaffected · simple · wide-eyed · sheltered · vulnerable
playful
Inclined toward fun
spirited · bubbly · animated · buoyant · rambunctious · boisterous · hyperactive · restless · curious · imaginative
puberty
Sexual development stage
- maturationProcess of becoming complete
- coming-of-ageYouth becoming adulthood
- self-discoveryLearning one's true character
hormones · transformation · progression · individuation · milestone · socialization · learning · rebellion