Modifiers matching teenager:

• reckless,
• juvenile,
• snobby,
• insecure,
• moody,
• wilful,
• nonconformist,
• whiny,
• insightful,
• timid,
• sensitive,
• proud,
• brave,
• youthful,
• immature,
• cruel,
• resourceful,
• intimidating,
• idiom-mangling,
• well-mannered,
• eager-to-impress,
• intelligent,
• temperamental,
• rebellious,
• resentful,
• disaffected,
• nerdy,
• lazy,
• adventurous,
• loyal,
• hedonistic,
• foul-mouthed,
• diligent,
• energetic,
• spirited,
• weak,
• delinquent,
• jealous,
• inept,
• bullying,
• manic,
• frenetic,
• disillusioned,
• attention-seeking,
• precocious,
• gangly,
• polite,
• defiant,
• dishonest,
• disobedient,
• awkward,

Simple categories matching gangly:

• friend,
• child,
• student,
• person,
• clerk,
• teenager,
• monk,
• magician,
• invalid,