| require(verb, need, obligate, must) |
| requirement(noun, understanding, right, want, responsibility) |
| responsibility(noun, work, charge, understanding, right) |
| rest with(verb, expression, phrasal verb, consider, leave) |
| right(noun, understanding, right, concern, use) |
| role(noun, business, work, charge, burden) |
| service(noun, business, work, charge, burden) |
| station(noun, business, work, charge, burden) |
| string(noun, business, work, charge, burden) |
| suffer(verb, consider, leave, allow, bear) |
| sustain(verb, consider, leave, allow, bear) |
| taking care of business(noun, expression, idiom, business, work) |
| task(noun, work, charge, concern, care) |
| think about(verb, expression, phrasal verb, consider, leave) |
| tolerate(verb, consider, leave, allow, bear) |
| trouble(noun, business, work, charge, burden) |
| trust(noun, work, charge, understanding, right) |
| underdog |
| undergo(verb, consider, leave, allow, bear) |
| undertaking(noun, work, charge, burden, need) |