un·ob·tru·sive 
/ˌʌnəbˈtru:sɪv/ adjective
/ˌʌnəbˈtru:sɪv/ adjective : not attracting attention in a way that bothers you
▪ an unobtrusive waiter ▪ unobtrusive advertising
▪ an unobtrusive waiter ▪ unobtrusive advertising
— un·ob·tru·sive·ly adverb
▪ He was sitting unobtrusively in a corner.
▪ He was sitting unobtrusively in a corner.
