This is the 12146th most frequent Swedish word.
rundmasken
"Rundmasken" in Swedish translates to "roundworm" in English.
Used as the subject noun in its definite singular form, referring to a specific type of worm.
Rundmasken lever i jorden och hjälper till att bryta ner organiskt material.
The roundworm lives in the soil and helps decompose organic material.
Here, it is a definite singular noun, referring to a particular roundworm observed through an instrument.
Jag såg rundmasken under mikroskopet.
I observed the roundworm under the microscope.
In this case, 'rundmaskens' is the definite singular possessive form, indicating ownership or relation of 'role' to 'the roundworm'.