surreptitious in Dutch
surreptitious in Dutch
heimelijk
Stealthy, furtive, well hidden, covert (especially movements).
steels
Stealthy, furtive, well hidden, covert (especially movements).
stiekem
Stealthy, furtive, well hidden, covert (especially movements).
verdekt
Stealthy, furtive, well hidden, covert (especially movements).
verdoken
Stealthy, furtive, well hidden, covert (especially movements).