Arabic

Root

ر ء س ‎(r-ʾ-s)

1. related to the head

Derived terms

Verbs and verbal derivatives

• Form I: رَأَسَ ‎(raʾasa, “to be in charge of, to preside over”)
  • Verbal noun: رِئَاسَة ‎(riʾāsa, “leadership, management, presidency, supervision”)
  • Active participle: رَائِس ‎(rāʾis, “being in charge, presiding over”)
  • Passive participle: مَرْؤُوس ‎(marʾūs, “subordinate”)
• Form II: رَأَّسَ ‎(raʾʾasa, “to appoint as chief”)
  • Verbal noun: تَرْئِيس ‎(tarʾīs)
  • Active participle: مُرَئِّس ‎(muraʾʾis)
  • Passive participle: مُرَأَّس ‎(muraʾʾas)
• Form V: تَرَأَّسَ ‎(taraʾʾasa, “to be in charge of, to preside over”)
  • Verbal noun: تَرَؤُّس ‎(taraʾʾus, “management, chairmanship”)
  • Active participle: مُتَرَئِّس ‎(mutaraʾʾis)
  • Passive participle: مُتَرَأَّس ‎(mutaraʾʾas)
• Form VIII: اِرْتَأَسَ ‎(irtaʾasa, “to be or become the chief”)
  • Verbal noun: اِرْتِئَاس ‎(irtiʾās)
  • Active participle: مُرْتَئِس ‎(murtaʾis)

Nouns and adjectives

• رَأْس ‎(raʾs, “head, chief, top, end, cape”)
• رَأْسِيّ ‎(raʾsiyy, “head, main, principal, vertical”)
• رَئِيس ‎(raʾīs, “head, leader, boss, manager, president, etc.”)
• رَئِيسِيّ ‎(raʾīsiyy, “main, principal”)
• رِئَاسِيّ ‎(riʾāsiyy, “supervisory, presidential, executive”)