خ ف تkh-f-t
(ن) خَفَتَ يَخْفُتُ خُفُوْتًاkhafata yakhfutu khufūtan: (of a voice) to be low.
Form III (mufāʿalah) خَافَتَ يُخَافِتُ مُخَافَتَةًkhāfata yukhāfitu mukhāfatatan: to keep one's voice hidden, to lower it. ﴿وَلَا تَجْهَرْ بِصَلَاتِكَ وَلَا تُخَافِتْ بِهَا﴾ (Al-Isrāʾ 17:110)
Form VI (tafāʿul) تَخَافَتَ يَتَخَافَتُ تَخَافُتًاtakhāfata yatakhāfatu takhāfutan: to speak to one another in low voices, to whisper. ﴿يَتَخَافَتُوْنَ بَيْنَهُمْ﴾ (Ṭā Hā 20:103)