Is “Thwarts” a Scrabble word?

1. 1.A seat across a boat on which a rower may sit.

   “The fisherman sat on the aft thwart to row.”

2. 2.A brace, perpendicular to the keel, that helps maintain the beam of a marine vessel against external water pressure and that may serve to support the rail.

   “A well-made dugout canoe rarely needs a thwart.”

3. 3.An act of thwarting; something which thwarts; a hindrance, an obstacle.

Synonyms: thaught, thawt, thoft

1. 1.To cause to fail; to frustrate, to prevent.

   “Our plans for a picnic were thwarted by the thunderstorm.”

2. 2.To place (something) across (another thing); to position crosswise.

3. 3.To hinder or obstruct by placing (something) in the way of; to block, to impede, to oppose.

Synonyms: balk, foil, spoil