Which preposition to use with unprofitable
A revolution that merely substituted one Eastern power for another would have been utterly barren and unprofitable to mankind.
Suggestions not unprofitable for these later days lurk in these traits of Elia the student and critic.
There is no business so unprofitable as waiting for dead men's money.
One of the most unprofitable of God's creatures, being as he is a thing put clean beside the right use; made fit for the cart and the flail, and by mischance entangled amongst books and papers.
But nothing would be more unprofitable than a discussion in which Homer and Milton compete for supremacy of genius.
" For this reason, as the nations of the world are now trying in a cosmic form and under similar conditions to do that which the founders of the American Republic in 1787 did in a microcosmic form, a short narration of that earlier achievement may not be unprofitable in this day and generation, when we are blindly groping towards some common basis for international co-ordination.