As nouns the difference between adornment and adorning
is that adornment is a decoration; that which adorns while adorning is an adornment.
As a verb adorning is
present participle of adorn.
adornment
English
Noun
(
en noun)
A decoration; that which adorns.
- The draperies did little to keep out the light; rather, they were mainly there as adornment for the windows.
The act of decorating.
adorning
English
Verb
(head)
Noun
(
en noun)
An adornment.
* William Shakespeare, Antony and Cleopatra
- Her gentlewomen, like the Nereides, / So many mermaids, tended her i' the eyes, / And made their bends adornings