This is the 2303rd most frequent Polish word.
umieścić
"Umieścić" means "to place" or "to put."
Here, 'umieścić' is used in the sense of 'to submit or add content to a publication or medium.'
Postanowiliśmy umieścić ogłoszenie w gazecie.
We decided to place an advertisement in the newspaper.
Here, 'umieścić' is used to mean 'to place or put something in a specific spot.'
On umieścił książkę na półce.
He placed the book on the shelf.
In this context, 'umieścić' means 'to insert or write something into a document or placeholder.'