incapable a. unable to do something a. not meeting requirements | 
incompetence n. lack of physical or intellectual ability to do something successfully n. inability of a part or organ to function properly | 
inconsiderate a. not thinking or worrying about other people or their feelings | 
independence n. freedom from control or influence of others | 
indirect a. not direct in manner, language, behavior, or action a. avoiding clearly mentioning or saying something | 
individual n. single person or thing; human regarded as a unique personality | 
inequality n. a lack of equality or fair treatment in the sharing of opportunities | 
inexpensive a. relatively low in price or charging low prices; not costing a lot of money | 
informal a. not formal or official; absence of ceremony | 
informative a. instructive and illustrative; providing or conveying information | 
inhale v. breathe or draw into the lungs | 
inherit v. receive from an ancestor by legal succession or will; receive by bequest or as a legacy | 
injury n. any physical damage to body caused by violence or accident | 
instance n. example that is cited to prove or illustrate a point | 
insulation n. act of covering something to stop heat, sound, or electricity from escaping or entering n.state of being detached from other objects | 
insurance n. protection against possible future loss by paying a company money | 
intercept v. take or seize by the way; cause to stop on the passage | 
interrupt v. terminate; make a break in | 
intrigue v. captivate; cause to be interested or curious; interest someone a lot | 
intuitive a. based on feelings rather than facts or proof; automatic, without requiring conscious thought | 
inventive a. marked by independence and creativity in thought or action | 
irrational a. not using reason or clear thinking; illogical or insane | 
irregular a. not according to to rule, accepted order, or general practice | 
irrelevant a. not related to what is being discussed or considered and therefore not important; not applicable; having no connection with | 
irreplaceable a. impossible to replace because too special, unusual, or valuable | 
irresistible a. overwhelming; impossible to refuse or oppose because it is too pleasant and charming | 
irresponsible a. showing lack of care for consequences; reckless; carefree | 
jealousy n. a feeling of unhappiness and anger because someone has something that you want; envy | 
koala n. an Australian mammal with greyish fur | 
later ad. at a time in the future or after the time you have mentioned a. at or toward an end,  late period or stage of development | 
latter a. near or towards the end of something n. the second of two things previously mentioned | 
laughter n. the act or sound of laughing | 
leadership n. position or office of a leader; guidance, direction, or authority | 
league n. a group of members who join together because they have the same interest; association or union | 
leisure n. the time when someone are free from work or other duties and can relax | 
lemonade n. a drink made with the juice of lemons, water, and sugar | 
license n. official or legal permission to do or own a specified thing | 
macaroni n. pasta in the form of slender tubes | 
magazine n. a type of thin book that contains articles and photographs and is published every week or month | 
magic n. any art that invokes supernatural powers | 
magnify v. intensify or increase; make greater in size | 
majority n. greater number or part; a number more than half of the total | 
malicious a. deliberately harmful; proceeding from extreme hatred | 
marshal v. put in order; arrange or place something in line | 
martial a. relating to, or suggestive of war; connected with the armed forces | 
Maryland n. a Mid-Atlantic state, one of the original 13 colonies | 
medal n. a piece of metal in form of coin, given as a reward for a brave action, for winning a competition, or to remember a special event | 
mediocre a. not very good; moderate to inferior in quality; ordinary or commonplace | 
membership n. the body of members of an organization or group n. the state of being a member | 
mention v. speak or notice of anything, usually in a brief or cursory manner |