apostils

As nouns the difference between apostilbs and apostils

is that apostilbs is while apostils is .

As nouns the difference between apostilb and apostils

is that apostilb is a unit of luminance, being the luminance of a perfectly diffusing surface emitting light at the rate of $\backslash pi^\{-1\}$ candela per square metre. Also known as a blondel while apostils is plural of apostil.

As nouns the difference between postils and apostils

is that postils is while apostils is .