Samatha (pali) or Shamatha (sanskrit) or shyine (tibetan)- http://en.wikipedia.org/wiki/Samatha
Vipassana (pali) or vipashyana (sanskrit) or lhaktong (tibetan)- http://en.wikipedia.org/wiki/Vipassana
Vipassana (pali) or vipashyana (sanskrit) or lhaktong (tibetan)- http://en.wikipedia.org/wiki/Vipassana