成长

grow up; grow; develop; progress; mature; flourish; thrive; evolve; grow to maturity; come of age; developmental; growth; development; time of life

烦恼

annoyed; troubled; worried; distressed; vexed; upset; irritated; agitated; bothered; unhappy; worry; fret; agonize; bother; disturb; hassle; trouble; annoyance; vexation; distress; irritation; affliction; angst; tribulation; perturbation; disquiet; chagrin; displeasure; out of sorts