| A | B |
| gawk | stare at |
| gloat | brag |
| gripe | complaint |
| grovel | beg |
| halt | stop |
| haphazard | random or by chance |
| heartfelt | extremely sincere |
| high maintenance | center of attention |
| hoax | trick |
| hostile | aggressive |
| hypnotic | causing sleep or a trance |
| identity | who a person is |
| imitate | copy |
| imitation | fake version |
| impromptu | all of a sudden |
| improvise | create on the spot |
| impulse | automatic reaction |
| in retropect | looking back |
| incisive | clear and direct |
| incoherent | not able to be understood |
| inconvenient | not easy or not meeting needs |
| indignant | furious about something unfair |
| infamous | well known in a negative way |
| infantile | extremely immature or babyish |
| ingratiate | kiss up to |
| insecure | not confident |
| insistence | the act of demanding something |
| insubordination | the act of defying authority |
| intensify | make worse |
| intently | purposely |
| intolerable | not able to be tolerated or withstood |
| invigorate | energize |
| irritable | easily angered or bothered |
| jaded | disillusioned or pessimistic after being disapointed |
| jeopardize | to put in danger |
| jeopardy | danger |
| kowtow | bow down to |
| lavish | extravagant and fancy |
| legitimate | real |
| linger | hang around |
| loneliness | feeling alone |
| lurk | sneak |
| mesmerize | to fascinate or hypnotize |
| meticulous | extremely neat and organized |
| mishap | accident |
| monstrous | huge |
| morale | spirit |
| morbid | relating to death or disease |
| neglect | ignore |
| nonchalant | uninterested |
| noteworthy | important and worth mentioning |
| notorious | infamous or well known in a negative way |
| oblivious | unaware |
| ominous | signaling something bad to come |
| optimism | looking on the bright side |
| optimist | someone who looks on the bright side |
| ordeal | challenge |
| pensive | reflective and quiet |
| peril | danger |
| perilous | dangerous |
| perpetual | lasting forever |
| perplex | confuse |
| perplexed | confused |
| persistent | continuing |
| pervasive | spread throughout |
| placid | calm |
| plague | widespread disease |
| plague | bother |
| portly | overweight |
| posture | way of sitting or standing up straight |
| precise | exact |
| predicament | problem |
| prestige | high reputation |
| prestige | strong reputation |
| pretense | insincerity |
| proceed | continue |
| profuse | extravagant and excessive |
| prominent | significant or easily seen |
| prosperous | financially successful |