大変面白い

very interesting

→ 大変
phrase Rare #24,033
very interesting 大変 intensifies 面白い and means “very” or “extremely” here. 面白い can mean interesting, entertaining, or amusing depending on context.
JA: この映画は大変面白いです。
EN: This movie is very interesting.

仕事は大変面白いです

My job is very interesting.

私はその本を大変面白いと思いました

I found the book very interesting.

船で旅行するのは大変面白いです

Traveling by ship is very interesting.

その時見た映画は大変面白いものだった

The movie I saw at that time was very interesting.

スキーをする事は大変面白い

Skiing is a lot of fun.