~せいで (because of, blame)

Because you caused this child to get seriously hurt, all their summer vacation plans fell through, you know?

At home, because of the reddish hair and freckles, Mother contemptuously named the child 'Carrot' and makes everyone call them that too.

Poverty drove him to stealing.

When you drink alcohol on an airplane, you get drunk easily — maybe because of the air pressure.

Is the room being dusty because of the vacuum cleaner?

The only downside is that at the moment you push it in, probably due to the change in air pressure, you get a sharp sting in your ears.

Throat and nasal membranes damaged by dry air become more vulnerable to cold viruses. It's essential to use heaters for cold prevention and humidifiers for dryness prevention.

What about the leftover gyoza filling? I made gyoza at home, but maybe because I didn't have enough wrappers, I ended up with filling left over.

Because of the storm, many planes couldn't take off from the airfield.

Poverty often makes people fall ill.

She blamed her failure on bad luck.

I lost my voice because of a cold.

I couldn't go on the trip because of illness.