Bushbaby and Lemur

Bushbaby noun - Agile long-tailed nocturnal African lemur with dense woolly fur and large eyes and ears.

Lemur and bushbaby are semantically related. In some cases you can use "Lemur" instead a noun "Bushbaby".

Lemur noun - Large-eyed arboreal prosimian having foxy faces and long furry tails.

Bushbaby and lemur are semantically related. Sometimes you can replace term "Bushbaby" with "Lemur", this nouns are similar.