As an adjective serious
is without humor or expression of happiness; grave in manner or disposition; earnest; thoughtful; solemn.
As an adverb faithfully is
in a faithful manner.
Without humor or expression of happiness; grave in manner or disposition; earnest; thoughtful; solemn.
Important; weighty; not trifling; leaving no room for play; needing great attention; critical.
- It was a surprise to see the captain, who had always seemed so serious , laugh so heartily.
Really intending what is said; being in earnest; not jesting or deceiving; meaningful.
- This is a serious problem. We'll need our best experts.
- After all these years, we're finally getting serious attention.
* See also
* trifling, unimportant
* (intending what is said) jesting
* srs (abbreviation)
* dead serious
In a faithful manner.
- The CD reproduces music faithfully.
(US) A conventional formula for ending a letter, used when the salutation addresses the person for whom the letter is intended using an honorific.
- I have been faithfully married for the past twenty years.
* (formula for ending correspondence) yours faithfully (UK)
* yours faithfully