| immature |
lacking the wisdom, discretion, or intellectual development expected of an adult; childish. [1/2 definitions] |
| infantilism |
an abnormal condition of an adult marked by the persistence of immature mental and physical development and behavior, including lack of sexual maturation. [1/2 definitions] |
| in love |
the condition in an adult of having a very strong physical and emotional attraction to someone and a strong desire to be with that person; the condition of feeling romantic love. |
| juvenile |
not yet having attained maturity; not adult; young. [2/4 definitions] |
| larva |
a newly hatched, wingless insect, often in the form of a worm, before it undergoes metamorphosis into its adult form. [1/2 definitions] |
| manhood |
the state of being a male adult. [2/3 definitions] |
| manhood suffrage |
within a nation, the right of all adult men to vote regardless of their status. In the United States in the nineteenth century, the movement within individual states toward manhood suffrage sought to guarantee that poor and propertyless white men would not be denied the vote. This movement succeeded in its particular aims but did nothing to ensure the right to vote for non-whites. Although the Fifteenth Amendment was passed after the Civil War to prevent states from denying the right to vote to anyone based on race, manhood suffrage continued to be denied to non-white adult males in many states. |
| maturity |
the quality of sound judgment associated with adult humans. [1/3 definitions] |
| mayfly |
any of various fragile, winged insects that have a long aquatic larval stage, but that live in the adult stage for only a few hours. [2 definitions] |
| midbrain |
the middle of three brain parts in a vertebrate embryo and the part of the adult brain into which this develops; mesencephalon. |
| minor |
under the age of a legal adult. [1/7 definitions] |
| mons pubis |
the raised mound of flesh below the abdomen of the adult male, covered by pubic hair. |
| mons veneris |
the raised mound of flesh below the abdomen of the adult female, covered by pubic hair. |
| nonage |
the period of time when one is not yet legally an adult; minority. [1/2 definitions] |
| nonce2 |
(chiefly British; derogatory slang) an adult who commits the crime of sexual abuse, especially with a child. |
| nymph |
the young of an insect that differs from the adult mainly in size. [1/3 definitions] |
| obstreperous |
hard to control, as children resisting adult discipline; unruly. [1/2 definitions] |
| ox |
one of a breed of large domestic cattle commonly used as draft animals, esp. an adult, castrated male. [1/2 definitions] |
| pedophilia |
in an adult, an abnormal sexual desire for children. |
| permanent tooth |
any of the thirty-two adult human teeth. |
| preadult |
combined form of adult. |