1 although. "he was making headway, albeit rather slowly."

DRAMATICALLY 
1. in a dramatic manner
The actress dramatically read the lines from the script. 
EFFECTIVELY
1 – being effective or in effect
John effectively finished his to-do list before stopping for the day.
EVIDENTLY
1 – evident or provide evidence
He was evidently born in Ohio.
EXPERTLY
1 – expert in something
He expertly navigated his way through the maze of alleyways.
EXTRAORDINARY 
1 – strikingly unusual or different; remarkable
This painting is extraordinary! 
FURTHERMORE
1 – what precedes
Furthermore, people should travel more.
GRIMLY
1 – a gloomy or somber
He grimly walked to see his boos.
1 – a sinister character
The dark figure had a grimly stance that shadows seemed to cling to.
INQUISITIVELY 
1- Inquisitively is defined as in a curious or questioning manner. 
Looking inquisitively at someone means looking at them in a way that suggests you want to know more about them. For example, you may be staring intently at their face as if you are trying to read their thoughts. 
INTELLIGENTLY
1 – In an intelligent way
The mother cat was intelligently trying to get her kitten out from under the car. 
IMMENSELY
1 – to a great degree
The immensely talented writer self-published his book.
INTENTIONALLY
1 – intentional manner or awareness
He intentionally arrived at the airport early.
INTENSELY
1 – intense
He intensely focused on the problem at hand.
IMPULSIVELY
1 – from impulse
He impulsively got up early every morning.
INVITINGLY
He invitingly offered me a free drink.
INFURIATINGLY
1 – extreme anger
Moving to my wife in Sweden is an infuriatingly slow process.
INNATELY
1 – born or existing in.
He innately loved filling his head with quotes about adventure.
INDELIBLY
1 – lasting or unforgettable cannot be removed.
The indelibly hued landscape when backpacking Italy changed my life.
INTRICATELY
1 – complex with many parts
The intricately designed plot has levels of detail.
KEENLY
1 – eager or intense
They are keenly attuned to your bad behavior.
LIMPIDLY
1 – clear; glassiness
The limpidly rushing water of the cascading waterfall.
LUDICROUSLY
1 – meriting laughter or exaggeration
He ludicrously lost his wallet.
LAVISHLY
Synonym for Richly or Grandly
1 – marked by excess
The lavishly decorated crown marked him as king.
METHODICALLY 
1 – In a precise and orderly way.
The scientist methodically recorded the data. 
MONUMENTALLY
1 – large, or to an extreme degree
He monumentally failed in his task.
PATENTLY
1 – without doubt
The claims were patently false.
PEACEFULLY
1 – peace or tranquility
he peacefully listened to the sounds of birds singing outside his window.
RIGOROUSLY
1 – strict
He rigorously worked at his craft every day.
ROMANTICALLY
1 – romantic
He was romantically involved with her.
DESCRIPTIVE WORDS FOR WRITING: NOUNS
ABSORPTION
noun
1 – the process of absorbing.
The absorption of the spilled water.
2 – The whole occupation of the mind.
The absorption of my work overtakes every other desire.
AMBITION
1 – strong desire to do or to achieve something which takes hard work.
People trying to improve their skills with this list of descriptive words for writing have a lot of ambition.
2 – determination to achieve success.
life offers many opportunities for those with ambition.
ABUNDANCE
1 – a large quantity of something.
I have an abundance of ambition.
2 – The condition of having a copious quantity of something; bountifulness.
The vineyard has an abundance of grapes.
AFICIONADO
1 – a person who is very knowledgeable and enthusiastic about an activity, subject, or pastime.
“He’s a wine aficionado.”
BASALT
1 – a dark volcanic rock that displays a columnar structure and is made of fine-grained.
The fertile soil was made of decomposed basalt.
BEHEMOTH
1 – something of monstrous size
That’s a behemoth-sized lion.
1 – a person who is socially unconventional in a way regarded as characteristic of creative artists; a bohemian.
BOHO
The town bohos opened an art gallery.
1 – an increase
A boost in the economy.
1 – a room or pantry used for storing wine or hard liquor.
Can you grab the wine out of the buttery?
1 – a beer that has a strong hop taste; or liquor with the sharp taste of plant extracts.
What bitters do you have on tap?
BEAUTIES
1 – a combination of qualities of color, such as shape, or form, that pleases the aesthetic senses, especially the sight.
“I was struck by her beauty .”
BOULDER