ف س حf-s-ḥ
(ف) فَسَحَ يَفْسَحُ فَسْحًاfasaḥa yafsaḥu fasḥan: to make room, to leave space. ﴿فَافْسَحُوْا يَفْسَحِ اللّٰهُ لَكُمْ﴾ (Al-Mujādilah 58:11)
فَسِيْحfasīḥ: spacious.
Form V (tafaʿʿul) تَفَسَّحَ يَتَفَسَّحُ تَفَسُّحًاtafassaḥa yatafassaḥu tafassuḥan: to move up and make room in an assembly. Three times in the Quran, all three in a single verse: ﴿إِذَا قِيْلَ لَكُمْ تَفَسَّحُوْا فِي الْمَجَالِسِ فَافْسَحُوْا يَفْسَحِ اللّٰهُ لَكُمْ﴾ (Al-Mujādilah 58:11) — that is, make room in the assembly and God will make room for you. Note: the verb form (bāb) is determined from the Quranic form «يَفْسَحِyafsaḥi».