ح ج رḥ-j-r
(ن) حَجَرَ يَحْجُرُ حَجْرًاḥajara yaḥjuru ḥajran: (1) to forbid, to bar (2) to be hard.
حِجْرٌḥijr pl. حُجُوْرٌḥujūr: (1) prohibition, barrier. ﴿وَيَقُوْلُوْنَ حِجْرًا مَّحْجُوْرًا﴾ (Al-Furqān 25:22); (2) intellect (because it restrains from harmful things). ﴿هَلْ فِيْ ذٰلِكَ قَسَمٌ لِّذِيْ حِجْرٍ﴾ (Al-Fajr 89:5); (3) lap, bosom. ﴿وَرَبَآئِبُكُمُ الّٰتِيْ فِيْ حُجُوْرِكُمْ﴾ (An-Nisāʾ 4:23)
حَجَرٌḥajar pl. حِجَارَةٌḥijārah: hard earth, stone. ﴿وَقُوْدُهَا النَّاسُ وَالْحِجَارَةُ﴾ (Al-Baqarah 2:24)
حُجْرَةٌḥujrah pl. حُجُرَاتٌḥujurāt: a room built of hard clay, chamber. ﴿اِنَّ الَّذِيْنَ يُنَادُوْنَكَ مِنْ وَّرَآءِ الْحُجُرٰتِ﴾ (Al-Ḥujurāt 49:4)
مَحْجُوْرٌmaḥjūr (passive participle, ism mafʿūl): barred, forbidden.