infantile

Infantile is a related term of adolescent.

As adjectives the difference between infantile and adolescent

is that infantile is pertaining to infants while adolescent is characteristic]] of, or relating to, or [[undergo|undergoing adolescence; immature.

As a noun adolescent is

a teenager; a juvenile after puberty.

As a verb infantize

is infantilize.

As an adjective infantile is

pertaining to infants.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective infantile is

pertaining to infants.

As adjectives the difference between infantile and childlike

is that infantile is pertaining to infants while childlike is innocent and trustful; credulous; artless.

As adjectives the difference between infantile and noninfantile

is that infantile is pertaining to infants while noninfantile is not infantile.