He and I eventually ended up separating.

He attended the meeting wearing a new dress shirt.

I felt deep bemusement due to his actions.

I was bemused by his sudden behavior.

Mr. Wakasugi is my best friend.

Mr. Wakamiya is my best friend.

This springwater is very pure and delicious.

She was spinning thread using a spool.

I was bewildered by his sudden proposal.

He was perplexed by the problem.