| production(noun, increase, delay, development, spread) |
| prolongation(noun, increase, delay, development, spread) |
| protraction(noun, increase, delay, development, spread) |
| purview(noun, increase, delay, development, spread) |
| radius(noun, increase, delay, development, spread) |
| reach(noun, increase, delay, development, spread) |
| scope(noun, increase, delay, development, spread) |
| span(noun, increase, delay, development, spread) |
| spread(noun, increase, delay, development, addition) |
| spreading out(noun, expression, increase, delay, development) |
| stretch(noun, increase, delay, development, spread) |
| stretching(noun, increase, delay, development, spread) |
| supplement(noun, increase, delay, development, spread) |
| sweep(noun, increase, delay, development, spread) |
| widening(noun, increase, delay, development, spread) |
| wing(noun, increase, delay, development, spread) |
| abstraction |
| addition maintenance(expression, extension, persistence, continuance) |
| additional room(noun, expression, addition, wing, porch) |
| assiduity(extension, persistence, continuance) |