insidious
English—Turkish Dictionary (FreeDict, 2017)
insidious /ˌɪndɪtˈɜːmɪnˌɪzəm/
1. gizlice fırsat kollayan, sinsi
2. hain, hilekâr. insidiously sinsice. insidiousness sinsilik.
English—Turkish Dictionary (Anonymous)
insidious
sinsi
gizlice zarar veren