| A | B |
| abject | of the most miserable kind; wretched |
| abrupt | sudden |
| abruptly | suddenly |
| abstract (verb) | to remove or summarize |
| abstract (noun) | summary |
| abstract (adj) | not easily understood; opposite of concrete |
| assist | to help |
| attract | to draw the attention or interest of |
| attractive | have appealing qualities |
| subcontract (noun) | a contract made under another one |
| subcontract (verb) | to make a contract to carry out all or part of a contract |
| subject (verb) | to bring under control |
| subject (noun) | a field of study |
| subsist | to support life; to maintain existence |
| subtract | to take away |
| suppress | to put down by force or to hold in or restrain |