spotlessly
US /ˈspɑːt.ləs.li/
UK /ˈspɑːt.ləs.li/

1.
vlekkeloos, brandschoon
in a way that is perfectly clean, without any marks or dirt
:
•
The kitchen was kept spotlessly clean.
De keuken werd vlekkeloos schoon gehouden.
•
Her white dress was spotlessly clean.
Haar witte jurk was vlekkeloos schoon.