Synonymer: heimelijk, in bedekte termen, sluiks, tersluiks
| Del av tal | adverb |
|---|---|
| Uttal | /stels/ |
| Avstavning | steels |
| engelska | clandestinely; secretly; surreptitiously; undercover |
|---|---|
| esperanto | kaŝe |
| latin | absconse; arcano; celatim |
| tyska | verstohlen; heimlich; insgeheim |