No special word. Nubia is a geographic area along the Nile on both sides of the Egypt-Sudan border. A person from Nubia is a Nubian, and this would be rendered in Swahili as Mnubia. Nubian as an adjective in English (e.g., a Nubian thing) would be kitu cha kinubia in Swahili.
Nubia is distinct from the Nuba peoples farther south in historic Sudan. The word Nubian is often used in Eglish as a derogatory word for black people whatever their origins.
The Swahili word is "shetani".
The Swahili word for grief is huzuni.
The Swahili word for pastor is "mchungaji."
The Swahili word for goat is "mbuzi."
The Swahili word for "nothing" is "hakuna."
The Swahili word for master is "bwana".
The Swahili word for "Hippopotamus" is "kiboko".
The Swahili word for "Skin" is "ngozi".
The Swahili word for "Honey" is "asali".
Swahili word for desert is "jangwa"
The Swahili word to learn is 'kufunzwa' . Pronounciation: koo-foon- zuwa
The Swahili word, mbili means 'two'.