Found 25 stronger alternatives to upgrade your writing.
Central / biggest
Nuance: Primary
Focuses on priority.
Boring
This is the important reason.
Better
This is the main reason.
Central / unlocking
Nuance: Essential
Unlock/essential part.
Boring
He is an important player.
Better
He is a key player.
Large / significant
Nuance: Big impact
Size/impact focus.
Boring
It was an important event.
Better
It was a major event.
Not joking / grave
Nuance: Serious
Focus on gravity.
Boring
This is an important problem.
Better
This is a serious problem.
Need to have
Nuance: Required
Requirement.
Boring
Sleep is important for health.
Better
Sleep is necessary for health.
Time-sensitive
Nuance: Time-critical
Focus on time.
Boring
I have an important message.
Better
I have an urgent message.
Emotionally important
Nuance: Personal
Personal value.
Boring
It is an important day.
Better
It is a special day.
Make or break
Nuance: Decisive
Decisive moment.
Boring
The next step is important.
Better
The next step is crucial.
Life or death / energy
Nuance: Life-sustaining
Biologically essential.
Boring
Water is important for life.
Better
Water is vital for life.
Basic need
Nuance: Fundamental
Fundamental part.
Boring
Trust is important in friendship.
Better
Trust is essential in friendship.
Meaningful amount/impact
Nuance: Meaningful
Statistically/historically valid.
Boring
It was an important discovery.
Better
It was a significant discovery.
Crisis level / required
Nuance: Crisis level
Danger/necessity.
Boring
We are at an important point.
Better
We are at a critical point.
Worth a lot
Nuance: Worth money/time
Worth saving.
Boring
This is important information.
Better
This is valuable information.
Connected to topic
Nuance: On-topic
On-topic.
Boring
Is this important to the case?
Better
Is this relevant to the case?
Base / foundation
Nuance: Basic
Building block.
Boring
Freedom is an important right.
Better
Freedom is a fundamental right.
Worth noting
Nuance: Famous
Fame/respect.
Boring
He is an important author.
Better
He is a notable author.
Highest rank
Nuance: Top priority
Above all else.
Boring
Safety is important.
Better
Safety is paramount.
Turning point
Nuance: Turning point
Changed the outcome.
Boring
The battle was important.
Better
The battle was pivotal.
Command / must do
Nuance: Mandatory
Strong command.
Boring
It is important that we leave.
Better
It is imperative that we leave.
Result-heavy
Nuance: High impact
Leads to big results.
Boring
An important decision.
Better
A consequential decision.
Historically huge
Nuance: Historic
History-book level.
Boring
An important occasion.
Better
A momentous occasion.
Can't do without
Nuance: Irreplaceable
Cannot be replaced.
Boring
She is important to the team.
Better
She is indispensable to the team.
Standing out / famous
Nuance: Famous
Visible/respected.
Boring
An important scientist.
Better
A prominent scientist.
Jumping out / obvious
Nuance: Noticeable
Main/obvious points.
Boring
The important points of the speech.
Better
The salient points of the speech.
Heavy importance
Nuance: Heavy
Serious/heavy burden.
Boring
An important decision.
Better
A weighty decision.