| English | eng-000 |
| lack of penetration | |
| 普通话 | cmn-000 | 未焊透 |
| English | eng-000 | faulty fusion |
| English | eng-000 | inadequate penetration |
| English | eng-000 | incomplete fusion |
| English | eng-000 | incomplete penetration |
| English | eng-000 | nonpenetration |
| English | eng-000 | spilly place |
| русский | rus-000 | неполное проплавление |
| русский | rus-000 | непровар |