This is the 2907th most frequent Polish word.
miłością
The instrumental singular form of "miłość," meaning "love" in English.
Here, 'miłością' is used in instrumental case, indicating being accompanied by or possessing love.
Ona patrzy na świat z miłością.
She looks at the world with love.
In this sentence, 'miłością' describes the reason or motivation behind his acts, shown in instrumental case as well.
Uczynił to z miłością do swojej rodziny.
He did it with love for his family.
Here, 'miłością' expresses the content or quality filling her heart and is again in instrumental case.