clandestinely in Dutch
clandestinely in Dutch
clandestien
In a secret or covert manner.
heimelijk
In a secret or covert manner.
stiekem
In a secret or covert manner.
clandestien
In an illicit way, i.e. not permitted by the law or regulations.
ongeoorloofd
In an illicit way, i.e. not permitted by the law or regulations.
onwettig
In an illicit way, i.e. not permitted by the law or regulations.