This is the 10570th most frequent Russian word.
вложено
"Вложено" means "invested" or "embedded."
Here, 'вложено' indicates the action of investing effort or resources into something.
В проект было вложено много усилий.
A lot of effort has been invested in the project.
In this context, 'вложено' expresses the idea of embedding or instilling something abstract like feelings into words.
В эти слова вложено глубокое чувство.
Deep feelings have been embedded in these words.
This usage of 'вложено' refers to the physical action of placing or inserting an item into another object.