Weakness的形容詞和動詞

！Weakness的形容詞是weak和動詞是weaken ，weaken中文意思是v. （使）虛弱，（使）衰弱（使）變弱，削弱使（肯定程度）減弱，動搖，猶豫（使）（大樓 、結構體等）不結實（使）（股票等）疲弱，疲軟

There was one caveat: he was not to enter into a merger or otherwise weaken the Roche family's control of the firm.