(ض) كَلَمَ يَكْلِمُ كَلْمًاkalama yaklimu kalman: to wound (كَلْمkalm = a wound); the lexicographers say that speech too is called kalām because it leaves an effect on the hearer (this verb is not used in the Quran).
كَلِمَةٌkalimah pl. كَلِمٰتٌ وَكَلِمٌkalimāt wa-kalim (noun, ism dhāt): a meaningful word, an utterance; كَلَامٌkalām: speech, discourse. ﴿فَتَلَقّٰٓى اٰدَمُ مِنْ رَّبِّهِۦ كَلِمٰتٍ﴾ (Al-Baqarah 2:37); ﴿حَتّٰى يَسْمَعَ كَلٰمَ اللّٰهِ﴾ (At-Tawbah 9:6); ﴿اِلَيْهِ يَصْعَدُ الْكَلِمُ الطَّيِّبُ﴾ (Fāṭir 35:10)
Form II (tafʿīl) كَلَّمَ يُكَلِّمُ تَكْلِيْمًاkallama yukallimu taklīman: to speak to someone, to converse with. ﴿وَكَلَّمَ اللّٰهُ مُوْسٰى تَكْلِيْمًا﴾ (An-Nisāʾ 4:164)
Form III (mufāʿalah) كَالَمَ يُكَالِمُ مُكَالَمَةً وَكِلَامًاkālama yukālimu mukālamatan wa-kilāman: to talk with someone; to converse with one another (this verb is not used in the Quran).
Form V (tafaʿʿul) تَكَلَّمَ يَتَكَلَّمُ تَكَلُّمًاtakallama yatakallamu takalluman: to speak, to say something. ﴿يَوْمَ يَاْتِ لَا تَكَلَّمُ نَفْسٌ اِلَّا بِاِذْنِهِۦ﴾ (Hūd 11:105)