| A | B |
| absurd | unreasonable, foolish, sillly |
| accomplish | to complete successfully |
| accomplishment | something requiring determination |
| ascend | to rise steadily |
| dense | tightly packed, thick |
| experiment | a test to prove/discover |
| flimsy | easily broken, not strongly made |
| heroic | very brave, requiring great effort |
| lumber | wood boards, to move clumsily |
| mimic | to copy or imitate |
| significant | important, full of meaning |
| soar | to fly high or rise suddenly |
| spectator | a person who watches |
| suspend | to hang from above, to stop for a while |
| terminate | to come or bring to an end |
| unwieldly | hard to handle due to size/weight |