| preserve(verb, support, help, advance, keep) |
| nurse(verb, support, help, keep, maintain) |
| keep going(verb, expression, support, help, keep) |
| perpetuate(verb, keep, continue, spread, uphold) |
| prolong(verb, support, help, keep, maintain) |
| sustain(verb, support, keep, maintain, continue) |
| keep up(verb, expression, phrasal verb, support, keep) |
| maintain(verb, support, help, keep, continue) |
| protract(verb, support, help, keep, maintain) |
| spin |
| support(verb, help, keep, maintain, continue) |
| uphold(verb, support, help, keep, maintain) |
| conserve(verb, keep, maintain, continue, spread) |
| continue(verb, support, help, keep, maintain) |
| extend |
| feed(verb, support, help, keep, maintain) |
| foster(verb, support, help, keep, maintain) |
| guard(verb, keep, continue, uphold, preserve) |
| keep(verb, support, maintain, continue, spread) |
| nurture(verb, support, help, keep, maintain) |