| Term | Definition |
| phobia | abnormal fear,dislike, or hatred |
| mania | exaggerated enthusiasm, craze, or mad impulse |
| phile | lover or admirer |
| acrophobia | abnormal fear of being in high places |
| audiophile | one especially interested in high-fidelity sound reproduction |
| balletomania | extreme enthusiasm for the ballet |
| bibliomania | craze for acquiring books especially rare ones |
| bibliophile | lover of books |
| bibliophobia | strong dislike of books |
| claustrophobia | dread of being in closed or narrow spaces |
| dipsomaniac | person with an uncontrollable craving for alcoholic beverages |
| Germanophobe | person who intensely fears or dislikes Germany or the Germans |
| kleptomaniac | one who has a persistent neurotic impulse to stal, though not in need |
| megalomania | mental disorder characterized by fantasies of grendeur, power,or wealth |
| monomania | derangement of the mind on one subject only |
| photophillic | light-loving: requiring abundant light |
| photophobia | painful sensitivity to light |
| photophobic | shunning light: light hating |
| pyromaniac | person having an insane impulse to start fires |
| Russophobia | abnormal dislike of Russia or the Russians |
| xenophobia | fear or hatred of foreigners or strangers |
| phobe | a perso with an abnorml fear |
| phobic | describes a person with an abnormal fear |
| maniac | a person with a mad impulse |
| manic | to describe a person with a mad impulse |
| philic | describes a person who loves something |