Related milestonesImitates simple words and actionsBy 18 MonthsNot StartedUnderstands “in” and “out”By 18 MonthsNot StartedRepeats words overheard in conversationBy 18 MonthsNot StartedSays 3 or more wordsBy 18 MonthsNot StartedCan say their own nameBy 18 MonthsNot Started