ق ص وq-ṣ-w
(ن) قَصَا يَقْصُوْ قَصْوًاqaṣā yaqṣū qaṣwan (original form: قَصَوَ يَقْصُوُqaṣawa yaqṣuwu): to be far. (This verb is not used in the Quran.)
قَصِيٌّqaṣiyy (adjective on the pattern of فَعِيْلٌfaʿīl): far, distant. ﴿فَانْتَبَذَتْ بِهِۦ مَكَانًا قَصِيًّا﴾ (Maryam 19:22)
اَقْصٰىaqṣā, feminine قُصْوٰىquṣwā (elative, ism tafḍīl): farther, farthest. ﴿وَجَآءَ مِنْ اَقْصَا الْمَدِيْنَةِ رَجُلٌ يَّسْعٰى﴾ (Yā Sīn 36:20); ﴿اِلَي الْمَسْجِدِ الْاَقْصَا﴾ (Al-Isrāʾ 17:1)