felicitously is a form of:

Stupendous



adjective
1.
(amazing, exceedingly great) ដែលសម្បើមណាស់
Example: The Pagoda is stupendous. stupendous feat ដែលអស្ចារ្យ, stupendous size ដែលសម្បើម
2.
(បច្ចេកទេស) ដែលអស្ចារ្យ, ដ៏សម្បើម
ENGLISH MEANING
adjective
1.
Astonishing; wonderful; amazing; especially, astonishing in magnitude or elevation; as, a stupendous pile.