hope, beg, request, pray, beseech, Greece, dilute (acid), rare, few, phenomenal

Radicals

• 希望【きぼう】
  hope, wish, aspiration, (bright) prospects, expectation
• 希薄【きはく】
  thin (air), weak (liquid), dilute, sparse (population), rarefied, lacking (enthusiasm, consideration, substance, etc.), insubstantial, deficient, tenuous (link)
• 希少【きしょう】
  scarce, rare
• 古希【こき】
  70th birthday, ancient Greek (language)
• 希代【きたい】
  uncommon, rare, extraordinary, matchless
• 希求【ききゅう】
  longing, great desire, aspiration
• 希望的【きぼうてき】
  wishful
• 希【き】
  dilute, rare, Greece