Nahawu na nufin Ilimi na bin ka'idojin harshe. a kowanne harshe akanyi amfani da wadannan ka'idoji na nahawu don jera kalmomi har a gina kalma mai ma'ana. Nahawu yana bayanin yadda ake sarrafa kalmomi da hadesu don samar da zance mai ma'ana. A wajen nazarin nahawun kowanne harshe ana la'akari mafi akasari da 'Gabobin Magana' wadanda ke xakuduwa don gina jimla mai ma'ana. A takaice dai, Gabobin Magana sune ginshikan gina zance na kowanne harshe. Wadannan gabobi sun hada da; Suna Madanganin Suna Wakilin Suna Sunan Gameda Sifa Madangancin sifa Mallaka Jinsi Jam'i Aikatau Bayanau Junaidu, Ismail (2007). Harshe da adabin Hausa a kammale don manyan makarantun sakandare. Tanimu Musa Yaraduwa. Ibadan: Spectrum Books Ltd. ISBN 978-978-029-714-5. OCLC 231621796. Junaidu, Ismail (2007). Harshe da adabin Hausa a kammale don manyan makarantun sakandare. Tanimu Musa Yaraduwa. Ibadan: Spectrum Books Ltd. ISBN 978-978-029-714-5. OCLC 231621796 p 13,