فقو1 فَقَوْتُ أَثَرَهُ or إِثْرَهُ I followed his track, or footsteps; i. q. قَفَوْتُهُ; (K, TA;) mentioned by Yaakoob among the words formed by transposition: so in the M. (TA.) فَقْوٌ: see its syn. فَقْءٌ, in art. فقأ.فُقْوَةٌ The فُوق [or notch] of the arrow; (S, K, TA;) i. e. the part which is the place of the bowstring: (TA:) [also called فُوقَةٌ, from which it is app. formed by transposition, like the other words mentioned in this art.:] pl. فُقًى, (S, K,) also  written فُقًا. (TA.) An ex. of the pl. occurs in a verse cited in art. عرقب, voce عُرْقُوبٌ. (S.)