- 2Significato: straighthorizontal vertical perpendicular erecteven level plumb rectilinear
- 3Significato: abruptvertical steep precipitous perpendicular sheer
- 4Significato: rectilinearhorizontal vertical perpendicular erecteven level plumb straight
- 5Significato: verticalcocked standing straight raisedperpendicular upright erect
- 6Significato: characteristicstraight level even trueperpendicular exact equal square