barbarous
primitive and uncivilized
chimera
a thing which is hoped for but is illusory or impossible to achieve
analogue
a person or thing seen as comparable to another
parabola
a symmetrical open plane curve formed by the intersection of a cone with a plane parallel to its side
aphelion
the point in the orbit of a planet, asteroid, or comet at which it is furthest from the sun
perihelion
the point in the orbit of a planet, asteroid, or comet at which it is closest to the sun
malodorous
smelling very unpleasant