infanta

As nouns the difference between infanta and princess

is that infanta is the daughter of a king in Spain and Portugal while princess is a female member of a royal family other than a queen, especially a daughter or granddaughter.

As a proper noun Princess is

the title of a princess.

As nouns the difference between infanta and infants

is that infanta is the daughter of a king in spain and portugal while infants is .

As nouns the difference between infanta and infant

is that infanta is the daughter of a king in spain and portugal while infant is a very young human being, from birth to somewhere between six months and two years of age, needing almost constant care and/or attention.

As a verb infant is

(obsolete) to bear or bring forth (a child); to produce, in general.