This is the 4267th most frequent Polish word.
dumni
"Proud."
In this sentence, "dumni" is used as an adjective in the plural masculine form to describe the speaker's and other individuals' pride towards their accomplishments.
Jesteśmy dumni z naszych osiągnięć.
We are proud of our achievements.
Here, "dumni" refers to the pride that parents feel in connection to their offspring, again serving as a descriptive adjective in the plural form.
Rodzice są dumni ze swoich dzieci.
The parents are proud of their children.
In this context, "dumni" expresses the state of pride experienced by the subject in the past, illustrating its usage in a slightly different temporal context.