perpendicular 13 Associations

vertical plumb (similar term) upended (similar term) upright (similar term) unsloped (similar term) steep (related term) straight (related term)

unsloped 8 Associations

upright vertical (similar term) perpendicular (similar term)

upright 7 Associations

unsloped vertical (similar term) perpendicular (similar term)

vertical 8 Associations

perpendicular plumb (similar term) upended (similar term) upright (similar term) unsloped (similar term) steep (related term) straight (related term)