Learn to use Upon in a sentence:
1 On or Onto something:
Dim lights were flickering upon the floor. He believes we were put upon this earth for a purpose.
Synonyms and related words
At a high position or level:high, above, top…
2 Used after some verbs with the same meaning as ‘on’
A police patrol happened upon a robbery in a bank yesterday.
They draw upon their experience to educate and guide new companies.
My whole future depended upon the decision of this one manager.
Synonyms and related words
Prepositions:aboard, against, amid…
3 immediately after doing something or after something happens
Ajay had joined the army immediately upon leaving school.
Upon his release, Vijay went immediately to meet his mother.
Synonyms and related words
After another event or time:after, following, since…
4 if an event or time is upon you, it is going to happen very soon
Christmas is almost upon us again.
Synonyms and related words
Soon and as soon as possible:soon, shortly, just…
5 used between two nouns that are the same for emphasizing that there is a large number of the thing that you are mentioning
I’ve written to you, year upon year, and never heard from you.
We drove across mile upon mile of wide-open space.
Synonyms and related words
Prepositions:aboard, against, amid…
Upon is much more formal than on, but it can be used with the same meanings as the preposition on in the following cases:
on/onto an object or surface: It fell upon the ground.
supported by a part of your body: She fell down upon her knees.
looking at something: She fixed her gaze upon me.
happening immediately after: Report to the reception desk immediately upon arrival.
affecting someone or something: attacks upon our homes
Upon can also be used instead of on after particular verbs:
He congratulated me on/upon my success.
They insisted on/upon seeing you.
I hit upon a good idea.
Some more examples of UPON.
Fate smiled upon me.
You can rely upon him.
He put the blame upon me.
She hit upon a good idea.
She heaped praise upon him.
Each member was called upon.
He has hit upon a good idea.
I hit upon a good idea then.
There’s no chair to sit upon.
When will this be acted upon?
He is a man you can rely upon.
Upon seeing that, he stood up.
A map is available upon request.
Never rely too much upon others.
She has no one to wait upon her.
Farther on, we came upon a house.
Old age creeps upon us unnoticed.
How did you hit upon such an idea?
I’ll take that matter upon myself.
The jury has agreed upon a verdict.
The meaning dawned upon me at last.
You had better act upon his advice.
Everyone’s eyes were fixed upon her.
Everything depends upon the results.
He has brought shame upon his family.
You can rely upon his being punctual.
Don’t dwell too much upon the subject.
Everything depends upon your decision.
This plan can hardly be improved upon.
A lot of troubles preyed upon his mind.
I came upon a rare stamp at that store.
You can always depend upon her to help.
You have brought shame upon our family.
She had to rely upon her inner strength.
The rain fell soundlessly upon the jungle.
His success is contingent upon his efforts.
Mary didn’t arrive at the agreed-upon time.
Mother frowns upon us eating between meals.
Once upon a time, there lived a cruel king.
Your mother insists upon your accepting it.
It is often necessary to depend upon others.
Upon hearing the news, she burst out crying.
Improving upon perfection is not an easy job.
It has an important influence upon our lives.
Upon hearing the news, she broke down crying.
He finally hit upon a solution to his problem.
I took it upon myself to telephone the police.
I was called upon to make a speech in English.
I came upon an old friend of mine on the train.