- 2Significado: holehollow depression basin indentationcrater bowl recess cavity
- 3Significado: valleydepth gulf pit shaftwell crater chasm abyss
- 4Significado: channelhollow groove furrow dipcup crater trough
- 5Significado: excavationpit hole hollow craterlode shaft quarry
- 6Significado: thinghole cavity depression basin indentationcrater bowl recess hollow