| A | B |
|---|
| slender | long and thin; slight |
| surpass | do better than; be greater than; excel |
| vast | very great; enormous |
| doubt | not believe; not be sure of; feel uncertain about; lack of certainty |
| capacity | amount of room or space inside; largest amount that can be held by a container |
| penetrate | get into or through |
| pierce | go into; go through; penetrate |
| accurate | exactly right as the result of care or pains |
| microscope | instrument with a lens for making objects large so that one can see things more clearly |
| grateful | feeling gratitude; thankful |
| cautious | very careful; never taking chances |
| confident | firmly believing; certain; sure |
