pref·er·en·tial 
/ˌprɛfəˈrɛnʃəl/ adjective
/ˌprɛfəˈrɛnʃəl/ adjective [more preferential; most preferential] : giving an advantage to a particular person or group
▪ powerful people who demand/get/receive preferential treatment from politicians
▪ powerful people who demand/get/receive preferential treatment from politicians
— pref·er·en·tial·ly adverb
▪ The manager's friends are treated preferentially.
▪ The manager's friends are treated preferentially.
