Metonymously is a synonym of metonymically.
As adverbs the difference between metonymously and metonymically
is that metonymously is metonymically while metonymically is in a metonymic fashion; using metonymy.
metonymically
English
Adverb
(
en adverb)
In a metonymic fashion; using metonymy.
Synonyms
* (in a metonymic fashion) metonymously