Generally, this character is often used in puzzle games.

His life has experienced a major alteration.

He decided to alter the plan.

I explained the dative case to him.

This beautiful seahorse is one of the most mysterious creatures in the sea.

She is always striving to maintain her dignity.

He was standing in a corner, observing people.

He was promoted to department manager.

He was promoted to department manager.

This plan will be altered as necessary.