(NOUN TO NOUN)

FATHER                  FULL-FATHER

MOTHER                FULL-MOTHER

BROTHER              FULL-BROTHER

SISTER                   FULL-SISTER

FATHER                  BLOOD-FATHER

BROTHER              BLOOD-BROTHER

MOTHER               BLOOD-MOTHER

SISTER                   BLOOD-SISTER

FATHER                   STEP-FATHER

SISTER                    STEP-SISTER

BROTHER               STEP-BROTHER

MOTHER                STEP-MOTHER

FATHER                 FOSTER-FATHER

MOTHER               FOSTER-MOTHER

BROTHER             FOSTER-BROTHER

SISTER                  FOSTER-SISTER

FATHER                 HALF-FATHER

MOTHER              HALF-MOTHER

BROTHER             HALF-BROTHER

SISTER                   HALF-SISTER