An imponderable question.
A factor that cannot be anticipated.
An imponderable substance or body; specifically, in the plural, a name formerly applied to heat, light, electricity, and magnetism.
Not ponderable; without sensible or appreciable weight; incapable of being weighed.
Difficult or impossible to comprehend or evaluate.
Anything having substance; an essential part.
Most important; essential.
Not imaginary; real; actual; true; veritable.
Having a substance; actually existing.
Corporeal; material; firm.
Possessed of goods or an estate; moderately wealthy.
Satisfying; having sufficient substance to be nourishing or filling.
Large in size, quantity, or value; ample; significant.
Having good substance; strong; stout; solid; firm.