(ن) لَهَا يَلْهُوْ لَهْوًاlahā yalhū lahwan (original form: لَهَوَ يَلْهُوُlahawa yalhuwu): (1) to be occupied with something pleasing (2) to become heedless of something important on account of that occupation (this verb is not used in the Quran).
لَهْوٌlahw (verbal noun, maṣdar; also a noun, ism dhāt): any pastime that distracts from important work, amusement. ﴿اِنَّمَا الْحَيٰوةُ الدُّنْيَا لَعِبٌ وَّلَهْوٌ﴾ (Muḥammad 47:36)
لَاهٍlāh (active participle, ism fāʿil): heedless. ﴿لَاهِيَةً قُلُوْبُهُمْ﴾ (Al-Anbiyāʾ 21:3)
Form IV (ifʿāl) اَلْهٰى يُلْهِيْ اِلْهَاءًal-hā yulhī ilhāʾan: to divert someone from something. ﴿اَلْهٰكُمُ التَّكَاثُرُ﴾ (At-Takāthur 102:1); ﴿لَا تُلْهِكُمْ اَمْوَالُكُمْ وَلَآ اَوْلَادُكُمْ عَنْ ذِكْرِ اللّٰهِ﴾ (Al-Munāfiqūn 63:9)
Form V (tafaʿʿul) تَلَهّٰى يَتَلَهّٰى تَلَهِّيًاtalahhā yatalahhā talahhiyan: to pay no heed to someone. Only once in the Quran: ﴿فَاَنْتَ عَنْهُ تَلَهّٰى﴾ (ʿAbasa 80:10)