Selam means hello in Tigrinya (Spoken in Eritrea).
Lumela means hello in Sotho (Spoken in Lesotho, South Africa and Zimbabwe).
Kudual means hello in Dinka (Spoken in South Sudan).
Sannu means hello in Hausa.
Sawubona means hello in Swazi.
Kedu means hello in Igbo language (Spoken in Nigeria).