What are the odd words out? write them down...

Question

What are the odd words out? write them down
1)forest,hill,grassland,weather,mountain.
2)rocky, sandy,grassy,stony,hearly
3）house,bridge, building, Skyscraper, wigwam
4)shore, belong , defend, remember

Answer 1

1 weather
2 hearly 
3 bridge
4 shore