未 完 成(みかんせい)

みかんせい

noun, na-adjective

incomplete, unfinished

1. incomplete, unfinished

The state of something not yet being completed. Used for works of art, buildings, projects, and other things that are still in progress or were left unfinished.

この作品(さくひん)は未完成(みかんせい)だ。

This work is unfinished.

未完成(みかんせい)のまま放置(ほうち)されている建物(たてもの)がある。

There is a building that has been left unfinished.

シューベルトの「未完成(みかんせい)」は二(に)つの楽章(がくしょう)しかないが、世界中(せかいじゅう)で愛(あい)されている名曲(めいきょく)だ。

Schubert's 'Unfinished' has only two movements, but it is a masterpiece beloved around the world.

Usage

未完成(みかんせい) can function as a noun (未完成(みかんせい)のまま "while still unfinished") or as a na-adjective (未完成(みかんせい)な作品(さくひん) "an unfinished work"). The noun usage is more common.

Common collocations

未完成(みかんせい)のまま: left unfinished
未完成(みかんせい)の作品(さくひん): unfinished work
未完成(みかんせい)の建物(たてもの): unfinished building
まだ未完成(みかんせい)だ: it's still incomplete

Similar words

未完成(みかんせい) (incomplete) is the opposite of 完成(かんせい) (completion, finished). The prefix 未(み) indicates "not yet" and appears in many similar words: 未定(みてい) (undecided), 未来(みらい) (future/not yet come), 未熟(みじゅく) (immature).

Related Words

Antonym: 完成(かんせい) (completion, finished)

Related: 未解決(みかいけつ) (unresolved)

general

Added 2026.2.23 19:09 · Revised 2026.9.2 13:01

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