(ن) حَصَرَ يَحْصُرُ حَصْرًاḥaṣara yaḥṣuru ḥaṣran: to confine, to besiege. ﴿وَخُذُوْهُمْ وَاحْصُرُوْهُمْ﴾ (At-Tawbah 9:5)
(س) حَصِرَ يَحْصَرُ حَصَرًاḥaṣira yaḥṣaru ḥaṣaran: to feel constrained. ﴿اَوْ جَآءُوْكُمْ حَصِرَتْ صُدُوْرُهُمْ﴾ (An-Nisāʾ 4:90)
حَصُوْرٌḥaṣūr: tightly confined; technically it is used for one who abstains from women. ﴿وَسَيِّدًا وَّحَصُوْرًا﴾ (Āl ʿImrān 3:39)
حَصِيْرٌḥaṣīr (pattern of فَعِيْلfaʿīl, in the sense of the active participle, ism fāʿil): one that confines; technically it is used for a prison. ﴿وَجَعَلْنَا جَهَنَّمَ لِلْكٰفِرِيْنَ حَصِيْرًا﴾ (Al-Isrāʾ 17:8)
Form IV (ifʿāl) اَحْصَرَ يُحْصِرُ اِحْصَارًاaḥṣara yuḥṣiru iḥṣāran: to prevent someone from doing something. ﴿فَاِنْ اُحْصِرْتُمْ فَمَا اسْتَيْسَرَ مِنَ الْهَدْيِ﴾ (Al-Baqarah 2:196)
Form VII (infiʿāl) اِنْحَصَرَ يَنْحَصِرُ اِنْحِصَارًاinḥaṣara yanḥaṣiru inḥiṣāran: to be enclosed and confined; to be restricted (this verb is not used in the Quran).