There are quite a few large, African antelopes. A few of the larger species are listed below.
The 'Eland' antelope is the largest kind of African Antelope, weighing up to 680kg. Source: http://www.afrizim.com/travel_Guides/Animals/Antelope.asp
Gnu is a three letter word for an African antelope
Another name for a South African antelope starting with the letter "G" is a gazelle. A gnu is also considered an ancestor of the antelope.
Kudu, Klipspringer, Sable, Nyala,
The serengeti antelope is the Gnu ,more commonly called Wildebeest.
Goa
The 'Eland' antelope is the largest kind of African Antelope, weighing up to 680kg. Source: http://www.afrizim.com/travel_Guides/Animals/Antelope.asp
The bongo is a large African antelope.
The okapi is a small African antelope.
A large African antelope is called a topi. The topi can be found living in herds on the Serengeti Plain. They resemble a hartebeest, only a darker color.
Impala is an antelope species in Africa.
A small African antelope beginning with the letter I is an Imu.
The south African rugby team are called the Springboks
A South African antelope is a SPRINGBOK
A South African antelope beginning with the letter I could be an: - Impala - Imu
Bovid
African Wiled Donkey