(ن) بَلَغَ يَبْلُغُ بُلُوْغًاbalagha yablughu bulūghan: to reach the furthest limit of a thing sought. ﴿حَتّٰٓى اِذَا بَلَغَ اَشُدَّهُۥ﴾ (Al-Aḥqāf 46:15)
(ک) بَلُغَ يَبْلُغُ بَلَاغَةًbalugha yablughu balāghatan: to reach with ease, to be eloquent.
بَلِيْغbalīgh (adjective on the pattern faʿīl): eloquent, that which reaches the heart. ﴿وَقُلْ لَّهُمْ فِيْٓ اَنْفُسِهِمْ قَوْلًۢا بَلِيْغًا﴾ (An-Nisāʾ 4:63)
بَالِغbāligh (active participle, ism fāʿil): one who reaches; complete. ﴿قُلْ فَلِلّٰهِ الْحُجَّةُ الْبَالِغَةُ﴾ (Al-Anʿām 6:149)
Form III (mufāʿalah) بَالَغَ يُبَالِغُ مُبَالَغَةًbālagha yubālighu mubālaghatan: to exert one's utmost effort in a matter; to go to excess (this verb is not used in the Quran).
Form IV (ifʿāl) اَبْلَغَ يُبْلِغُ اِبْلَاغًاablagha yublighu iblāghan: to convey. ﴿لَقَدْ اَبْلَغْتُكُمْ رِسٰلٰتِ رَبِّيْ﴾ (Al-Aʿrāf 7:93)
بَلَاغٌbalāgh: a noun (ism dhāt) (a message) and also the verbal noun (maṣdar) of form ifʿāl (conveying). ﴿وَمَا عَلَيْنَآ اِلَّا الْبَلٰغُ الْمُبِيْنُ﴾ (Yā Sīn 36:17)
Form II (tafʿīl) بَلَّغَ يُبَلِّغُ تَبْلِيْغًاballagha yuballighu tablīghan: to convey gradually. ﴿يٰٓاَيُّهَا الرَّسُوْلُ بَلِّغْ مَآ اُنْزِلَ اِلَيْكَ مِنْ رَّبِّكَ﴾ (Al-Māʾidah 5:67)