synergistic
adjective /ˌsɪnəˈdʒɪstɪk/
  /ˌsɪnərˈdʒɪstɪk/
 (specialist)- connected with the extra energy, power, success, etc. that is achieved by two or more people, companies or elements working together, instead of on their own- a synergistic relationship between work roles and home roles