| A | B |
| analyze | To break down into separate parts in order to study. |
| analyze | An examination of the whole in order to examine its various parts. |
| apprehensive | Worried or uneasy about what might happen. |
| apprehensive | Worry about what might happen; dread. |
| coincide | To be in the same place or occur at the same time. |
| coincide | To be exactly the same; to agree. |
| coincide | Occurrences that seem to be related but are connected only by chance. |
| compose | To make by combining. |
| compose | To create or write, as a poem or a song. |
| compose | To quiet or calm. |
| disk | Any thin, circular object. |
| envelop | To hide or cover on all sides. |
| exist | To be real. |
| exist | To be found; to occur. |
| exist | To stay alive. |
| extraordinary | Very unusual; remarkable. |
| fuse | To join together by or as if by melting. |
| fusion | A fusing or joining together. |
| mere | Nothing more than; only. |
| revolve | To go around something in a circle; to turn around in a circle. |
| scale | Any of the hard, thin plates that cover fish and certain reptiles. |
| solar | Of or having to do with the sun. |
| trace | A very small amount. |
| trace | A mark or sign left behind by someone or something. |
| trace | To follow the trail or tracks of; to locate. |
| trace | To copy by following the lines of a drawing through thin paper. |
| velocity | Rate of movement; speed. |