| addition(noun, increase, delay, development, spread) |
| supplement(noun, act, increase, delay, development) |
| extension(noun, increase, spread, extra, addition) |
| adjunct(noun, act, help, increase, delay) |
| appendix(noun, increase, note, delay, development) |
| accessory(noun, extra, addition, attachment, supplement) |
| appendage(noun, increase, delay, development, spread) |
| augmentation(noun, increase, delay, development, spread) |
| extra(noun, increase, addition, accessory, attachment) |
| attachment(noun, act, measure, extra, addition) |
| annex(noun, increase, delay, development, spread) |
| codicil(noun, act, part, increase, measure) |
| accretion(noun, annexation) |
| appurtenance(noun, addition, attachment, supplement, accompaniment) |
| increment(noun, increase, extra, addition, supplement) |
| accession(noun, extra, supplement, appendage, annexation) |
| postscript(noun, increase, note, extra, addition) |
| accompaniment(noun, attachment, supplement, accompaniment, adjunct) |
| continuation(noun, increase, delay, development, spread) |
| increase(noun, delay, development, spread, extra) |