For a circumspect opposite, it would be meekly or humbly.
To do something without pride would be shamefully, ashamedly, reluctantly, or guiltily.
mumbled shamefully
Loudly rhymes with proudly.
Yes, "proudly" is an adverb.
more proudly
You can use "proudly" in a sentence to emphasize a feeling of pride or accomplishment. For example, "She proudly displayed her artwork in the gallery."
more proudly
Fart Proudly was created in 1781.
She proudly displayed her art at the gallery opening.
I proudly showed Sara my baseball card collection; she was unimpressed.
No. Proudly is the adverb form. The adjective is just "proud."
The word proudly is not an adjective, the word proudly is an adverb, a word that modifies a verb; for example to walk proudly, to proudly announce, etc.The adjective form is proud (prouder, proudest).The abstract noun form of the adjective 'proud' is proudness.A related abstract noun is pride.
Proudly is an adverb, because it describes an action. Example: She proudly wore her ribbon. Proudlyenhances the verb of the sentence: wore.