| stretching(noun, verb, adjective, increase, delay) |
| prolongation(noun, increase, delay, development, spread) |
| protraction(noun, increase, delay, development, spread) |
| expanding(verb, increasing, expanding, extending) |
| extension(noun, increase, development, spread, boost) |
| broadening(noun, verb, increase, delay, development) |
| extending(verb, increasing, expanding, extending) |
| increasing(verb, increasing, expanding) |
| widening(noun, verb, increase, delay, development) |
| perpetuation |
| spreading(noun, verb, expansion, expanding) |
| elongating(verb, extending) |
| elongation(noun, increase, delay, development, spread) |
| growing(verb, increasing, expanding) |
| production(noun, increase, delay, development, spread) |
| prolonging(verb, extending) |
| swelling(noun, verb, expansion, expanding) |
| amplification(noun, increase, delay, development, spread) |
| augmentation(noun, increase, delay, development, spread) |
| burgeoning(noun, verb, expansion, increasing, expanding) |