Apparently several languages in South America have colexified "cat" and "dog" One language, Zinacantán Tzotzil, has colexified "cat" and "insect" clics.clld.org/edges/2009-1...
CLICS⁴ - Colexified concepts "DOG" and "CAT"
clics.clld.org
Baby English word of the day at ≈ cat (used for dogs??) ex "Weh at?" tr. 'Where is the dog?' n.b. This is apparently homophonous with "at" (< ant) which is what he calls all insects. Clearly, more fieldwork is needed.