1. to stick through, to force through
2. to spread throughout, to thoroughly diffuse
3. to make a path between two points
4. to proceed in a logical manner
5. to let pass, to allow through
6. to lead (someone) into (a house, room, etc.), to show in
7...
1. to look through
2. to hold up to the light
3. to make an opening, to leave space, to space (lines), to prune (trees)
4. to fart without making a sound