| A | B |
| so unreasonable as to be laughable; foolish or silly | absurd adj |
| to do something by making an effort; to complete successfully | accomplish verb |
| something requiring skill and determination that is completed successfully | accomplishment noun |
| to rise, usually in a steady way | ascend verb |
| tightly packed; crowded close together | dense adj. |
| thick hard; to see through | dense adj. |
| stupid; thickheaded | dense adj |
| a test to prove or discover something | experiment noun |
| to carry out tests to prove or discover something | experiment verb |
| to try out new ideas or activities | experiment verb |
| easily damaged or broken | flimsy adj |
| not believable | flimsy adj |
| very brave showing great courage | heroic adj |
| showing great determination; requiring enormous effort | heroic adj |
| wood that has been sawed into boards | lumber noun |
| to move in a clumsy or heavy way | lumber verb |
| to copy or imitate closely | mimic verb |
| to make fun of ob imitating | mimic verb |
| one who can imitate sound speech and actions | mimic noun |
| important; full of meaning | significant adj |
| the quality of being important or of giving meaning | significance noun |
| to fly high in the sky | soar verb |
| to rise suddenly and rapidly | soar verb |
| a person who watches an activity; an onlooker | spectator noun |
| to hang while attached to something above | suspend verb |
| to stop for a while before going on | suspend verb |
| to bar from working, attending or taking part in for a while | suspend verb |
| to bring or come to an end | terminate verb |
| hard to handle or control because of large size or heaviness | unwieldy adj |