(ک) بَصُرَ يَبْصُرُ بَصَارَةًbaṣura yabṣuru baṣāratan: to see, to perceive by seeing. ﴿فَبَصُرَتْ بِهِۦ عَنْ جُنُبٍ﴾ (Al-Qaṣaṣ 28:11)
بَصَرٌbaṣar pl. اَبْصَارٌabṣār (noun, ism dhāt): the eye, the faculty of perceiving by sight. ﴿لَا تُدْرِكُهُ الْاَبْصَارُ﴾ (Al-Anʿām 6:103)
بَصِيْرٌbaṣīr (on the pattern faʿīl, in the sense of an active participle (ism fāʿil)): one who sees. ﴿اِنَّ اللّٰهَ سَمِيْعٌۢ بَصِيْرٌ﴾ (Al-Ḥajj 22:75)
بَصِيْرَةٌbaṣīrah pl. بَصَائِرُbaṣāʾiru: the tāʾ on it is not the feminine tāʾ but the tāʾ of intensification, as in عَلَّامَةٌʿallāmah; one who sees a great deal, then mostly used for the faculty of understanding, an admonitory sign, an intelligible proof. ﴿بَلِ الْاِنْسَانُ عَلٰى نَفْسِهِۦ بَصِيْرَةٌ﴾ (Al-Qiyāmah 75:14); ﴿قَدْ جَآءَكُمْ بَصَآئِرُ مِنْ رَّبِّكُمْ﴾ (Al-Anʿām 6:104)
Form IV (ifʿāl) اَبْصَرَ يُبْصِرُ اِبْصَارًاabṣara yubṣiru ibṣāran: to be clear-sighted, to make clear-sighted. ﴿اَفَلَا يُبْصِرُوْنَ﴾ (As-Sajdah 32:27)
مُبْصِرٌmubṣir (active participle, ism fāʿil): one who makes to see, one who sees clearly. ﴿وَالنَّهَارَ مُبْصِرًا﴾ (Yūnus 10:67)
Form II (tafʿīl) بَصَّرَ يُبَصِّرُ تَبْصِرَةًbaṣṣara yubaṣṣiru tabṣiratan: to show and make understand, to make clear-sighted (gradually). ﴿تَبْصِرَةً وَّذِكْرٰى لِكُلِّ عَبْدٍ مُّنِيْبٍ﴾ (Qāf 50:8)
Form X (istifʿāl) اِسْتَبْصَرَ يَسْتَبْصِرُ اِسْتِبْصَارًاistabṣara yastabṣiru istibṣāran: to seek insight, to reflect. ﴿وَكَانُوْا مُسْتَبْصِرِيْنَ﴾ (Al-ʿAnkabūt 29:38)