架空(かくう)

fictional; imaginary

高架(こうか)

elevated structure; overpass

架(か)け橋(はし)

bridge; connection between people or groups

架(か)ける

to hang; to架 across; to build a bridge

架(か)かる

to be hung across; to span

架線(かせん)

overhead wire

十字架(じゅうじか)

cross; crucifix

架橋(かきょう)

bridge construction

これは架空(かくう)の話(はなし)です。

This is a fictional story.

駅(えき)の近(ちか)くに高架(こうか)ができました。

An elevated structure was built near the station.