This is the 6220th most frequent Dutch word.
sigrid
"Sigrid" is a Scandinavian-origin given name, not a common Dutch word, meaning "victory" or "beautiful victory."
Here, 'Sigrid' is used as a proper noun, referencing the name of a person.
Sigrid lacht altijd als ze bloemen ziet.
Sigrid always laughs when she sees flowers.
In this sentence, 'Sigrid' represents an artist's signature used on an artwork, hence acting as a proper noun and indicating authorship.
Het schilderij was gesigneerd met 'Sigrid'.
The painting was signed with 'Sigrid'.
In this example, 'Sigrid' is a name attributed to someone, possibly as a nickname or alias, functioning again as a proper noun.