| A | B | 
|---|
| arachnid | arthropod with four pairs of legs, lung-like sacs or breathing tubes and body divided into two segments | 
| cereal | relating to grain or the plants that produce | 
| cerebral | of the upper, main part of the brain of vertebrate animals | 
| cloth | a woven, knitted, or pressed fabric of fibrous material | 
| echo | the repeating of a sound, produced by reflection of sound waves from a surface | 
| electricity | a form of energy generated by friction, induction, or chemical, and radiant effects | 
| Herculean | requiring tremendous strength; strong | 
| hygiene | a science concerned with maintaining or establishing good health | 
| hypnosis | a sleeplike condition physically induced, usually by another person | 
| iridescent | rainbow-like, colorful | 
| jovial | jolly, hearty, joyful | 
| lunatic | insane, extremely foolish | 
| mercurial | changeable, swift | 
| narcissistic | self-absorbed; exceedingly vain; conceited; in love with oneself | 
| nemesis | a deadly adversary; enemy | 
| panic | wild, frightful chaos; inexplicable terror | 
| phoenix | something that is reborn from its own destruction | 
| rumor | an unconfirmed report | 
| saturnine | gloomy; taciturn; depressed | 
| somnambulate | to walk while asleep; sleepwalking | 
| tantalize | to torment or tease with unattainable things | 
| thespian | relating to drama; actor, actress | 
| titanic | powerful, huge, colossal, massive | 
| volcano | a vent in the Earth's crust through which rocks, dust, ash, or molten rock in the form of liquid magma is ejected | 
| stentorian | extremely loud |