Why not just be engaged for a while until you want?
He was going out and would be engaged for the following few days.
They had been engaged for four years to the day.
I was engaged to him for two of those years.
C. who was engaged for the defense held out little hope.
Upon this work he was engaged for more than two years.
They weren't engaged for years the way a lot of people seem to be now but got married a month later.
I should like to engage just for one whole life in that.
She has been particularly engaged in culture and literature for children.
I have been otherwise engaged for the last two years.