From Longman Dictionary of Contemporary Englishwarthogwart‧hog /ˈwɔːtˌhɒɡ $ ˈwɔːrtˌhɒːɡ, -ˌhɑːɡ/ noun [countable]
HBAan African wild pig with long front teeth that stick out of the side of its mouth

Examples from the Corpus
warthog• It is illustrated with drawings of buffalo, giraffe, warthog and camp scenes, and describes a rhino hunt.