thwart
Placed or situated across something else; cross, oblique, transverse.
(figuratively, dated) Of people: having a tendency to oppose; obstinate, perverse, stubborn.
(figuratively, dated) Of situations or things: adverse, unfavorable, unlucky.
(obsolete) Across the direction of travel or length of; athwart, crosswise, obliquely, transversely.
(archaic or poetic) Across, athwart.
To cause to fail; to frustrate, to prevent.
(obsolete) To place (something) across (another thing); to position crosswise.
(also figuratively, obsolete) To hinder or obstruct by placing (something) in the way of; to block, to impede, to oppose.
(obsolete) To move (something) across or counter to; to cross.
(nautical) A seat across a boat on which a rower may sit.
(nautical) A brace, perpendicular to the keel, that helps maintain the (t=breadth) of a marine vessel against external water pressure and that may serve to support the rail.
(rare) An act of thwarting; something which thwarts; a hindrance, an obstacle.