Answer:

aunty

Answer	Crossword Clue
AUNTY	Mum's sis
AUNTY	Unc's missus
AUNTY	Ma's sis

AUNTY	Mom's sister, informally
AUNTY	Family nickname
AUNTY	Mommy's sister
AUNTY	Cousin's mom
AUNTY	Mom's sister
AUNTY	Mammy's sister.
AUNTY	Family member.
AUNTY	Family member

AUNTY	Unk's wife
AUNTY	Dear relative
AUNTY	Family member, affectionately
AUNTY	Unc's mate
AUNTY	Familial nickname
AUNTY	Family member, informally
AUNTY	Unc's wife
AUNTY	Family member, informally (Var.)

AUNTY	Female family nickname
AUNTY	Relative name
AUNTY	Mom's sis
AUNTY	Relative nickname
AUNTY	Nickname within the family, sometimes
AUNTY	Nana's girl, maybe