夫婦

彼(かれら)らは夫婦(ふうふ)きどりだ。

They pretend to be man and wife.

彼(かれら)らは夫婦(ふうふ)になった。

They became man and wife.

夫婦水入らずが気楽でいい。

It's so nice to be by ourselves.

夫婦は生涯助け合うべきです。

Husbands and wives should stand by each other throughout their lives.

夫婦でその仕事に応募できます。

Married couples can apply for the post.