فرتنQ. 1 فَرْتَنَ, (T, K, TA,) inf. n. فَرْتَنَةٌ, (T, TA,) signifies شَقَّقَ كَلَامَهُ وَاهْتَمَشَ فِيهِ [app. meaning He uttered, or endeavoured with repeated efforts to utter, his speech in the best manner, and proceeded slowly therein]: (T, K, * TA:) in the copies of the K, اهتمس, with the unpointed س, is put for اهتمش, which is the right reading. (TA.) b2:  and He went along with short steps. (K.) A2:  And He (a man) became angry, and in a state of excitement: from what here follows [and therefore, app., post-classical]. (TA.) فُرْتُنَةٌ, with damm, [meaning with two dammehs,] A state of commotion of the sea arising from the violence of the winds: app. post-classical. (TA.) فَرْتَنَا, in which the ن is held by some to be radical, and by others to be augmentative, see in art. فرت.