Found 13 stronger alternatives to upgrade your writing.
High chance (idiom)
Nuance: Likely
Common idiom; friendly tone.
Boring
The bus will probably be late because the roads are icy.
Better
Chances are, the bus will be late because the roads are icy.
High chance
Nuance: High chance
Common and clear.
Boring
The package will probably arrive tomorrow since it reached the local facility overnight.
Better
The package is likely to arrive tomorrow since it reached the local facility overnight.
High chance
Nuance: Very likely
Very common and clear.
Boring
She will probably choose the simpler option if she is in a hurry.
Better
She will most likely choose the simpler option if she is in a hurry.
High chance (phrase)
Nuance: Likely
Very clear; best as a full phrase.
Boring
We probably have a quiz tomorrow, so I’ll review my notes tonight.
Better
There’s a good chance we have a quiz tomorrow, so I’ll review my notes tonight.
High chance (formal-ish)
Nuance: Very likely
More formal; good for writing.
Boring
Probably, the new schedule will confuse some students at first.
Better
In all likelihood, the new schedule will confuse some students at first.
High chance (clause opener)
Nuance: Likely
Clear; slightly formal.
Boring
It is probably true that the missing page fell out of my notebook because the rings were open.
Better
It is likely that the missing page fell out of my notebook because the rings were open.
High chance (clear)
Nuance: Probably
Means it is more likely than the opposite.
Boring
Probably, the team will win because they have already beaten this opponent twice.
Better
More likely than not, the team will win because they have already beaten this opponent twice.
High chance (idiom)
Nuance: Likely
Common; slightly more “mathy” than chances are.
Boring
We will probably need extra time to finish the lab report because two graphs still need labels.
Better
Odds are, we will need extra time to finish the lab report because two graphs still need labels.
Very high chance
Nuance: Very likely
Very strong; close to “definitely.”
Boring
The streets will probably be empty early on a Sunday morning, when most stores are closed.
Better
The streets will almost certainly be empty early on a Sunday morning, when most stores are closed.
Very high chance
Nuance: Very likely
Strong; sounds a bit formal.
Boring
The weather is probably going to clear up by afternoon because the clouds are thinning.
Better
It is highly likely that the weather will clear up by afternoon because the clouds are thinning.
High chance (formal)
Nuance: Likely
Formal; good in essays.
Boring
Probably, the committee will approve the plan because it saves money.
Better
In all probability, the committee will approve the plan because it saves money.
High chance (formal phrase)
Nuance: Likely event
Formal; changes sentence structure.
Boring
We probably have a quiz tomorrow so I will redo the practice problems tonight.
Better
In the likely event that we have a quiz tomorrow, I will redo the practice problems tonight.
Assumed likely (formal)
Nuance: Assumption
Means “we assume so,” not 100% sure.
Boring
Probably, the train will arrive soon, but the screen has not updated yet.
Better
Presumably, the train will arrive soon, but the screen has not updated yet.