sup·por·tive 
(sə-pôrtĭv)
(sə-pôrtĭv)adj.
Furnishing support or assistance.
sup·portive·ly adv.
sup·portive·ness n.
- extract
- extractable
- extractible
- extraction
- extractive
- extractively
- extractor
- extracurricular
- extraditable
- extradite
- extradition
- extrados
- extraembryonic
- extragalactic
- extrahepatic
- extra-high voltage
- extrajudicial
- extrajudicially
- extralegal
- extralegally
- extramarital
- extramundane
- extramural
- extraneous
- extraneously