Boar:
* The boar charged at the hunter, its tusks gleaming in the sunlight.
* The wild boar is a powerful and dangerous animal.
* We found traces of a boar in the forest, likely from its rooting for food.
Bore:
* The lecture was so boring that I fell asleep.
* He bored me with his endless stories about his fishing trip.
* I find it boring to watch television all day.
Important note: "Bore" is a verb, while "boar" is a noun.