child·hood 
/ˈtʃajəldˌhʊd/ noun
plural child·hoods /ˈtʃajəldˌhʊd/ noun : the period of time when a person is a child [noncount] ▪ I remember this place from (my) childhood. ▪ diseases that can occur in childhood [count] ▪ Both men had unhappy childhoods. — often used before another noun ▪ childhood heroes/friends/memories ▪ my childhood home — see also second childhood
