in·ten·tion·al 
/ɪnˈtɛnʃənl̟/ adjective
/ɪnˈtɛnʃənl̟/ adjective : done in a way that is planned or intended : deliberate
▪ an intentional drug overdose ▪ an intentional and premeditated killing ▪ I apologize for the omission of your name from the list. It was not intentional. — opposite unintentional
▪ an intentional drug overdose ▪ an intentional and premeditated killing ▪ I apologize for the omission of your name from the list. It was not intentional. — opposite unintentional
— in·ten·tion·al·ly adverb
▪ Investigators suspect that the fire was set intentionally. ▪ The test is intentionally designed to trick students.
▪ Investigators suspect that the fire was set intentionally. ▪ The test is intentionally designed to trick students.
