ر ء س

Compare the Hebrew word רֹאשׁ‎ (rōš), written with an א‎ indicating the former presence of a glottal stop, as in Arabic.

ر ء س • (r-ʾ-s)

1. related to the head

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”)