Definitions for "Declension"
The act or the state of declining; declination; descent; slope.
Act of courteously refusing; act of declining; a declinature; refusal; as, the declension of a nomination.
Inflection of nouns, adjectives, etc., according to the grammatical cases.
A falling off towards a worse state; a downward tendency; deterioration; decay; as, the declension of virtue, of science, of a state, etc.
a downward slope or bend
Keywords:  inferior, changing, process
process of changing to an inferior state