Substituting one word with another whose meaning is very
close to the original, but in a non-reciprocal fashion; that is, one could
not use the first, original word as a substitute for the second. This
is the opposite of acoloutha.
"When Diana lighteth Late her crystal lamp, Her pale glory
From her brother’s fire." the manuscript of Benedictbeuern
The word "glory" is being used instead of "light,"
but the replacement is not reciprocal; “light” would probably not be used