8 letters · 13 points in Scrabble
verb make or work out a plan for; devise
verb come up with (an idea, plan, explanation, theory, or principle) after a mental effort
verb put or send forth
originFrom Middle English contreve (“to invent”), from Old French controver (Modern French controuver), from trover (“to find”) (French trouver).
Etymology from Wiktionary, CC BY-SA 3.0