A yesable proposal is one of your acceptable options stated as a direct question to which yes is an easy answer.

After a long battle with cancer, the professor passed away yesterday.

But we, the while winging, And thoughtfully hymning, All day o'er the meadows green, See kindred in kingdoms Of manifold wingdoms In myriads by man unseen.

This feeling of being the last man on earth is giving me the shits.