| く | う | 
|---|---|
| 空 | 
| そ | 
|---|
| 疎 | 
adjectival noun or quasi-adjective, noun
- empty (e.g. argument), insubstantial, hollow, fruitless.
Variations
| Pronunciation | Kanji | Kana | Is Common | |||||
|---|---|---|---|---|---|---|---|---|
| 
 
 | 空疎 | くうそ | ✔ | 
Contained Kanji Breakdown
empty, sky, void
そら クウ す.く (1st, N4)
hole, aperture, slit
あな ケツ けな (6th, N1)
alienate, rough, neglect
うと.い ソ まば.ら (9th, N1)