Entries on همك in 12 Arabic dictionaries by the authors Ismāʿīl bin Ḥammād al-Jawharī, Tāj al-Lugha wa Ṣiḥāḥ al-ʿArabīya, Muḥammad al-Fattinī, Majmaʿ Biḥār al-Anwār fī Gharāʾib al-Tanzīl wa Laṭāʾif al-Akhbār, Ibn Sīda al-Mursī, Al-Muḥkam wa-l-Muḥīṭ al-Aʿẓam, and 9 more
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همك
انْهَمَكَ في أمْرِه: أي لَجَّ وتماى.