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"she acts very maturely for her age"in a mature mannerOpposite:
Definition that contains maturely
- fixation an abnormal state in which development has stopped prematurely
- regression an abnormal state in which development has stopped prematurely
- go off half-cocked act prematurely or without reflection or too soon
- arrested development an abnormal state in which development has stopped prematurely
- infantile fixation an abnormal state in which development has stopped prematurely
- drop out leave school or an educational program prematurely
- virilism the development of male secondary sexual characteristics in a female (or prematurely in a young boy)
- go off at half-cock act prematurely or without reflection or too soon
- abruptio placentae a disorder of pregnancy in which the placenta prematurely separates from the wall of the uterus