He saved money as a safety net before starting his own business.

The safety of this car is very high.

Please always fasten your seatbelt when you get in the car.

This area is monitored 24 hours a day by security cameras.

He chose to discard a safe tile in mahjong.

The government is considering the security of its citizens as its top priority.

His explanation is unconvincing.

He fell in love the moment he saw her for the first time.

The sight of cherry blossom petals falling as if dancing makes you feel the arrival of spring.

I laughed so hard at his joke that my cheeks fell.