Premodifier: wetHead noun: etch
| Same concepts | 
|---|
Broader concepts
| label | provenance | confidence | 
|---|---|---|
| etch process | isap:8640874 | 0.786063 | 
| isotropic etch | isap:168689370 | 0.760238 | 
| suitable method | isap:307475486 | 0.701501 | 
| suitable etch process | isap:8640899 | 0.667422 | 
| process | isap:8640872 | 0.417497 | 
| etch | isap:168689381 | 0.376341 | 
Narrower concepts
| label | provenance | confidence | 
|---|---|---|
| phosphoric acid | isap:171384523 | 0.728172 | 
| hydrofluoric acid hf | isap:333773603 | 0.599254 | 
| koh | isap:251648873 | 0.366657 | 
| second etch | isap:168689380 | 0.360462 | 
| etch | isap:168689369 | 0.319975 | 
| bhf | isap:248970929 | 0.278174 | 
| hf | isap:333773604 | 0.262641 |