29)pend (to hang, money)depend, dependent, dependency, dependable, independent, suspend, expend, spend, expenditure, expense, expensive, pension

　　30)port (to carry)portable, import, export, deport, porter, support

　　31)pur (pure)purify , purity , Puritan

　　32)rect (correct, straight)correct, rectify , erect

　　33)rupt (to break)interrupt, disrupt, bankrupt, bankruptcy, corrupt

　　34)sal (salt)salary, salad

　　35)sist (to stand)resist, resistance, resistible, consist, assist, exist, insist, persist

　　36)spect (to look)spectacle, spectacular, prospect, retrospect, inspect, respect, suspect, circumspect , spectator , conspicuous , perspective

　　37)spir (breath)inspire, inspiration, spirit

　　38)tract (to draw)tractor, attract, protract, contract, abstract, extract, distract

　　39)urb (city)urban, suburb, suburban

　　40)vac (empty)vacant, vacation, vacuum

　　41)vit (life)vital, vitality, vitamin, vitalize

　　42)viv (to live)survive, survival, survivor, revival, vivid, vivacity

　　4. Compounds

　　breakfast, brunch, businessman, dragonfly, headmaster, headquarters, history, mankind, masterpiece, person, sit-in, downsize, backbone, lifestyle, lockout, newsletter, signpost, smallpox, stakeholder, standstill, stockpile, trustworthy