alert A good hunting dog is alert to every sound and movement in the field. artificial The artificial flowers are made of paper and cloth. She welcomed us with an artificial smile on her face. ascend He watched the airplane ascend higher and higher. disgrace A doctor like him is a disgrace to our hospital. grudge I always feel she has a grudge against me, although I don’t know what wrong I have done to her. nun My aunt is a nun; she can’t get married, and has to live a life of prayer and worship. random The room was filled with a random selection of furniture. steadfast He was so steadfast to his principles that we couldn’t move him. subordinate A clerk in a business occupies a subordinate position to that of the owner. A good leader is the one that is respected by his subordinates. thrift Her thrift saved them enough money to buy a house. treacherous The treacherous soldier carried some important pieces of information to the enemy. troublesome He is a troublesome child; he is not obedient to his parents.