Difference between Happily and Mercifully

HAPPILY vs MERCIFULLY: ADVERB

In a joyous manner
In a happy manner or state; in happy circumstances.
In an unexpectedly lucky way
By chance; perhaps.
By good chance; fortunately, successfully.
In a happy or cheerful manner; with happiness.
With good will; in all happiness; willingly.
With address or dexterity; gracefully; felicitously; in a manner to insure success; with success.

By good fortune; fortunately; luckily.
In a happy or pleasing way or state; in pleasant or fortunate circumstances; with happiness or joy.
With address, skill, dexterity, or aptness; dexterously; felicitously; aptly; gracefully.
By chance; peradventure; haply.
Synonyms Haply, Happily. Haply, now rarely used in prose, means by chance; happily, by a happy chance.
Prosperously, successfully, contentedly.

In a merciful manner; with compassion or pity; in mercy; tenderly; mildly: as, mercifully spared.

Comfortably, Pleasantly, Quietly, Gaily, Willingly, Enthusiastically, Gladly, Cheerfully, Joyfully, With happiness, Gayly, Mirthfully, Jubilantly, Blithely, Merrily

Delightfully, Seamlessly, Happier, Happy, Readily, Comfortably, Pleasantly, Quietly, Gaily, Willingly, Gladly, Gayly, Mirthfully, Blithely, Merrily

We are both happily starting the maintenance program.
You can definitely barhop happily on that street.
Brazil heist finally living happily and in peace.
Gobble them down happily along with your coworkers.
Shayna grew up dreaming about happily every after.
Politely say no and live your life happily.
We will happily recommend you at any opportunity.
Williams and Dunst, happily, are the real stars.
He happily gave up everything for us and when we realized this we happily give up everything for him.
There are enough retailers out there that will happily accommodate their customers and I will happily patronize them!

It mercifully works with any router or broadband provider.
Or, mercifully, what the great actor ate for dessert.
Mercifully, Scruton exacted no such tribute from his students.
One whose heart is mercifully blessed with abiding humility.
Mercifully there are no nipples on display here.
And mercifully he was not a tall man.
Mercifully, he managed to escape without a snap.
Mercifully no one attempts the famously flat accent.
Last spring, the dormitory unsure mercifully against Mr.
Once again the person recognizes a moral and An who act mercifully will be treated mercifully.