INFANCY /ˈɪnfənsi/ Scrabble 15 Words With Friends 17 Definition noun the early stage of growth or development. — synonyms: babyhood, early_childhood noun the earliest state of immaturity. — synonyms: babyhood Examples “Space tourism is still in its infancy.” See all 33 words you can make from INFANCY → 7-letter words Words starting with I Words ending with Y ← Unscramble different letters