NARROWLY

She narrowly missed winning the race.

Three teenagers narrowly escaped death in the crash.

France narrowly beat Germany 2–1 in last night’s thrilling final.

BLISSFULLY

1. All this time I was blissfully unaware of the situation.

2. She sank blissfully into a hot, bubbly bath.

UNWITTINGLY
/ʌnˈwɪtɪŋli/

Many users unwittingly expose their personal details to strangers online.
No matter how much trouble he may unwittingly cause, the court doesn't have the heart to convict him.

ADMITTEDLY
/ədˈmɪtɪdli/

Well, admittedly, I am no expert on art, but I think that is awful!
She is very clever, admittedly, but do you think she has the right personality for the job?

ASSUMING
(conjunction)

Assuming your calculations are correct, we should travel northeast.

DOWNWIND
/ˌdaʊnˈwɪnd/

The smoke drifted downwind.
They live downwind of a pig-farm and sometimes the smell is awful.

MARKEDLY
/ˈmɑːkɪdli/

This will force the national team to opt for a markedly aggressive, attacking style of play.

THEREBY
/ˌðeəˈbaɪ/

He kept the man alive until the ambulance arrived, thereby saving his life.
Unions often rely on volunteers to administrate, thereby keeping costs at a minimum.

NECESSARILY
/ˈnes.ə.ser.ɪl.i/

The fact that something is cheap doesn't necessarily mean it's of low quality.
Money doesn’t necessarily buy happiness.
You can love someone without necessarily wanting to marry them.

WHENCE
/wɛns/

1. If they misbehave, they're sent back from whence they came.
2. Whence does this new-found authority of experimental practice stem?

INVARIABLY
/ɪnˈveə.ri.ə.bli/

High blood pressure is almost invariably accompanied by high blood cholesterol.

NOTABLY
/ˈnəʊ.tə.bli/

1. A great deal has been achieved, most notably free elections.

2. Some countries, notably France and Japan, have large nuclear power generating capacities.

STILL

1. They have been together for 40 years and they are still very much in love.

2. There were not enough minibuses for all the passengers. Still, I did manage to get into one minibus but it broke down on the way to the hotel.
I don’t really like weddings. Still, I’ll have to go or they’ll be offended.