naismort’s prawl noun an aunt, a maternal aunt 20. Compare naismort, sproul etymology: origin of nais is obscure but it seems to denote a first-degree blood relative; compare Latin nāscor, Romanian naşte and Irish nasc; nais + mort ‘wife; woman, girl’ naismort ‘a mother or grandmother’ + Romany prawl ‘a brother’; collected by EMcC/PS; ‘a maternal aunt’ attested by BS in TDITA