Ranid and Toad frog

Ranid noun - Insectivorous usually semiaquatic web-footed amphibian with smooth moist skin and long hind legs.

Toad frog and ranid are semantically related. In some cases you can use "Toad frog" instead a noun "Ranid".

Toad frog noun - Any of various tailless stout-bodied amphibians with long hind limbs for leaping; semiaquatic and terrestrial species.

Ranid and toad frog are semantically related. Sometimes you can replace term "Ranid" with "Toad frog", this terms are similar.