Răspuns:
1. life - noun
lively - adjective
lifeless - adjective
living - verb
2. die - verb
death - noun
dead - adj.
dying - verb
3. science - noun
scientist - noun
scientific - adj.
4. fame - noun
famous - adj.
infamous - adj.
famed - verb
5. rob - verb
robber -noun
robbery - noun
6. compete -verb
competition - noun
competitive -adj.
competitor - noun
7. photograph - noun
photographic - adj.
photographer - noun