childishness

• POS: Noun
• HYPHEN: child=ish=ness

CIDE DICTIONARY

childishness, n. 

 The state or quality of being childish; simplicity; harmlessness; weakness of intellect.  [1913 Webster]

THESAURUS

childishness

anility, babyishness, boylikeness, caducity, callowness, childlikeness, decline, dotage, dotardism, girlishness, immaturity, imprudence, inadvisability, inattention, inconsideration, indiscreetness, indiscretion, inexpedience, infantilism, injudiciousness, irrationality, maidenliness, pompousness, puerilism, puerility, reasonlessness, recklessness, second childhood, senectitude, senile debility, senile dementia, senile psychosis, senile weakness, senilism, senility, senselessness, stuffiness, thoughtlessness, unintelligence, unreason, unreasonableness, unsensibleness, unsoundness, unthoughtfulness, unwisdom, unwiseness, witlessness