Kinship Terms in Latin

Ancestors

Father

pater, patris (m.)

Mother

māter, mātris (f.)

Grandfather

avus, -ī (m.)

Grandmother

avia, -ae (f.)

Great-grandfather

proavus, -ī (m.)

Great-grandmother

proavia, -ae (f.)

2×-great-grandfather

abavus, -ī (m.)

2×-great-grandmother

abavia, -ae (f.)

3×-great-grandfather

atavus, -ī (m.)

3×-great-grandmother

atavia, -ae (f.)

4×-great-grandfather

tritavus, -ī (m.)

4×-great-grandmother

tritavia, -ae (f.)

Siblings

Brother

frāter, frātris (m.)

Sister

soror, sorōris (f.)

Descendants

Son

fīlius, -ī (m.)

Daughter

fīlia, -ae (f.)

Grandson

nepōs, -ōtis (m.)

Granddaughter

neptis, -is (f.)

Great-grandson

pronepōs, -ōtis (m.)

Great-granddaughter

proneptis, -is (f.)

2×-great-grandson

abnepōs, -ōtis (m.)

2×-great-granddaughter

abneptis, -is (f.)

3×-great-grandson

adnepōs, -ōtis (m.)

3×-great-granddaughter

adneptis, -is (f.)

4×-great-grandson

trinepōs, -ōtis (m.)

4×-great-granddaughter

trineptis, -is (f.)

Aunts, Uncles and Cousins

Paternal uncle

patruus, -ī (m.)

Paternal aunt

amita, -ae (f.)

Maternal uncle

avunculus, -ī (m.)

Maternal aunt

mātertera, -ae (f.)

Paternal uncle’s child

patruēlis, -is (m./f.)

Paternal aunt’s son

amitīnus, -ī (m.)

Paternal aunt’s daughter

amitīna, -ae (f.)

Maternal uncle’s child

mātruēlis, -is (m./f.)

Maternal aunt’s son

consobrīnus, -ī (m.)

Maternal aunt’s daughter

consobrīna, -ae (f.)

Male second cousin

sobrīnus, -ī (m.)

Female second cousin

sobrīna, -ae (f.)

Great-Aunts and Great-Uncles

Grandfather’s brother

patruus magnus (m.)

Grandfather’s sister

amita magna (f.)

Grandmother’s brother

avunculus magnus (m.)

Grandmother’s sister

mātertera magna (f.)

Great-grandfather’s brother

patruus major (m.); prōpatruus, -ī (m.)

Great-grandfather’s sister

amita major (f.); proamita, -ae (f.)

Great-grandmother’s brother

avunculus major (m.); proavunculus, -ī (m.)

Great-grandmother’s sister

mātertera major (f.); prōmātertera, -ae (f.)

2×-great-grandfather’s brother

patruus maximus (m.)

2×-great-grandfather’s sister

amita maxima (f.)

2×-great-grandmother’s brother

avunculus maximus (m.)

2×-great-grandmother’s sister

mātertera maxima (f.)

Spouse and Spouse’s Relatives

Husband

marītus, -ī (m.)

Wife

uxor, uxōris (f.)

Spouse

conjunx, -jugis (m./f.)

Grandfather-in-law

prōsocer, -cerī (m.)

Grandmother-in-law

prōsocrus, -ūs (f.)

Father-in-law

socer, socerī (m.)

Mother-in-law

socrus, -ūs (f.)

Husband’s brother

lēvir, lēvirī (m.)

Husband’s sister

glōs, glōris (f.)

Stepson

prīvignus, -ī (m.)

Stepdaughter

prīvigna, -ae (f.)

Relatives’ Spouses etc.

Stepfather

vītricus, -ī (m.); patraster, -trī (m.)

Stepmother

noverca, -ae (f.)

Sister’s husband

sorōrius, -ī (m.)

Brother’s wife

frātria, -ae (f.)

Son-in-law

gener, generī (m.)

Daughter-in-law

nurus, -ūs (f.)

Grandson-in-law

prōgener, -nerī (m.)

Granddaughter-in-law

prōnurus, -ūs (f.)

Child’s father-in-law

consocer, -cerī (m.)

Child’s mother-in-law

consocrus, -ūs (f.)

General

Kinsman, blood relative

cognātus, -ī (m.)

Kinswoman, blood relative

cognāta, -ae (f.)

Blood relative in male line

agnātus, -ī (m.)

Blood relative in male line

agnāta, -ae (f.)