Refloating the sunken ship intact proved impracticable because of its fragility.
Roads impracticable in winter.
An impracticable plan.
An impracticable road.
An impracticable person.
H. is a person of extraordinary health & vigor, of unerring perception, & equal expression; and yet he is impracticable, and does not flow through his pen or (in any of our legitimate aqueducts) through his tongue.
The strict constructionists had dwindled to a few impracticables, headed by John Randolph.
Then there are the gladiators, to whom it is always a battle ; 'tis no matter on which side, they fight for victory; then the heady men, the egotists, the monotones, the steriles, and the impracticables.