bilateral
bipartite
deep-lobed
eight-sided
eleven-sided
five-lobed
five-sided
four-lobed
four-party
four-sided
joint
many-lobed
multipartite
nine-sided
palmately-lobed
quadrilateral
quadripartite
seven-sided
six-sided
ten-sided
tetramerous
three-cornered
three-lobed
three-party
three-sided
three-way
triangular
trilateral
tripartite
twelve-sided
two-lobed
two-part
two-sided
two-way
bifacial
dihedral
flanked
handed
lateral
many-side
many-sided
multiangular
one-sided
polygonal
polyhedral
prismatic
prismoid
pyramidal
pyramidic
sided
tetrahedral
trihedral
triquetrous
unilateral
arms-control
bipartisan
community-based
cross-border
dicey
ecumenical
faith-based
grassroots
hardball
hemispheric
host-nation
interagency
interfaith
intergovernmental
israeli-palestinian
multinational
nongovernmental
nonpartisan
nonprofit
nonproliferation
collateral
plurilateral