Grammar
N3 verb-grammar

Half-done 〜かける

Meaning

An action begun but not finished — "half-~", "start to ~ (and stop)".

Formation

Notes

The action is interrupted mid-way: 読みかけの本 ("a book I am part-way through"). It also covers "was about to": 言いかけてやめた. Distinct from 〜始める, which simply marks the start of something that then continues.

Examples

There is a half-read book on the desk.

Breakdown
a half-read book on the desk

He started to say something and then stopped.

Breakdown
something started to say stopped

There is a half-eaten cake left.

Breakdown
half-eaten cake remains

The work is still only half done.

Breakdown
work half done

I very nearly fell over.

Breakdown
very nearly was about to fall

⚠️ Often confused with

Completely / cannot finish 〜きる

Carries an action right through — "do ~ completely". The negative きれない means "cannot f...

In the process of 〜つつある

"Is in the process of ~ing" — a gradual change still under way.

Keeps getting 〜一方だ

"Keeps getting ~", "goes on ~ing" — a one-way trend.