sažaliti se

1. (sažaliti se na + acc.) to take pity on
   Komšinica se sažalila na mačića i uzela ga. — The neighbour took pity on the kitten and took it in.
   Na kraju se profesor sažalio na nas. — In the end the professor took pity on us.

Usually used as sažaliti se na koga (on whom — na + accusative).