Nkubindwa is not a Swahili word. If it were, the ni-prefix (not n-) would be the subject, I; the -ku- infix would be the object, you; and the -wa ending would indicate passive voice, an impossibility in either English or Swahili consodering the combination of subject and object.
The Swahili word for devil is "shetani."
The Swahili word for "Honey" is "asali".
The Swahili word for goat is "mbuzi."
The Swahili word for grief is huzuni.
The Swahili word for "Skin" is "ngozi".
Swahili word for desert is "jangwa"
The Swahili word for "Hippopotamus" is "kiboko".
The Swahili word for pastor is "mchungaji."
The Swahili word for "nothing" is "hakuna."
The meaning of the Swahili word hapana is "there is not there."
The word for devil in Swahili is "shetani."
The Swahili word for precious is "thamani."