Difference between Lasts and Utmost

LASTS vs UTMOST: NOUN

Maximum; greatest possible amount or quantity.
The most that can be; the farthest limit; the greatest power, degree, or effort.
The extreme limit or extent.
The greatest possible amount, degree, or extent; the maximum.
The greatest possible degree

Highest in extent or degree
Most unlikely or unsuitable
Occurring at the time of death
Lowest in rank or importance
Coming after all others in time or space or degree or being the only one remaining
Conclusive in a process or progression
Not to be altered or undone
In accord with the most fashionable ideas or style
Occurring at or forming an end or termination

Highest in extent or degree
(comparatives of `far') most remote in space or time or order
Of the greatest possible degree or extent or intensity
Being or situated at the most distant limit or point; farthest.
Of the highest or greatest degree, amount, or intensity; most extreme.
Situated at the farthest point or extremity; farthest out; most distant; extreme.
Being in the greatest or highest degree, quantity, number, or the like; greatest.
Situated at the most distant limit; farthest
The most extreme; ultimate; greatest

Of the greatest or highest degree, number, quantity, or the like: as, the utmost assiduity; the utmost harmony; the utmost misery or happiness.
Being at the furthest point or extremity or bound; furthest; extreme; last.

Latter, Close, Concluding, Finale, Finish, Latest, Lowest, Finally, End, Penultimate, Worst, Final, Late, Later, Past

Immense, Paramount, Outmost, Level best, Farthermost, Last, Far, Farthest, Intense, Furthermost, High, Furthest, Extreme, Maximum, Uttermost

Unlikely, Latter, Close, Concluding, Finale, Finish, Latest, Lowest, End, Penultimate, Worst, Final, Late, Later, Past

Foremost, Immense, Paramount, Outmost, Farthermost, Last, Far, Farthest, Intense, Furthermost, High, Furthest, Extreme, Maximum, Uttermost

We are OK if the shutdown lasts a couple days, but if it lasts two weeks, that missing paycheck is a mortgage payment.
However, sometimes it may be difficult to determine how long an NDA lasts for, whether it lasts indefinitely, and your obligations when it expires.
Grant A lasts for one year, and Grant B lasts for two years.
It lasts and lasts and lasts and lasts.
Trucking school programs typically lasts about three weeks, while a program at a community college usually lasts about six.
The treatment lasts seconds, but the effect lasts the rest of your life!
Whole life lasts your entire life vs term life which lasts for a specific period of time.
This fragrance also lasts very long I was shocked how long it lasts compared to other expensive brands.
The Shard lasts approximately one hour, afternoon tea lasts around an hour and a half.
Hope the happy bat mitzvah glow just lasts and lasts.