unacquainted

Callow is a related term of unacquainted.

In obsolete|lang=en terms the difference between callow and unacquainted

is that callow is (obsolete) bald while unacquainted is (obsolete) not usual; unfamiliar; strange.

As adjectives the difference between callow and unacquainted

is that callow is (obsolete) bald while unacquainted is not acquainted.

As a noun callow

is a callow young bird.

As a noun taxonomy

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

As an adjective unacquainted is

not acquainted.

As an adjective unacquainted

is not acquainted.

As a noun unacquaintance is

the state or condition of being unacquainted; unfamiliarity with something.

As an adjective unacquainted

is not acquainted.

As a noun nonacquaintance is

lack of acquaintance; the quality of being unacquainted.

As an adjective unacquainted

is not acquainted.

As a noun unacquaintedness is

the state or condition of being unacquainted; unfamiliarity with something.

As adjectives the difference between unacquainted and unconversant

is that unacquainted is not acquainted while unconversant is not conversant; unfamiliar, unacquainted.