How do you say knife in Hindi?
— छुरी (f) (churī); चाक़ू (m) (cāqū)

Related synonyms for knife in Hindi
tongueजीभ (jībh) (f), ज़बान (zabān) (f)
Generic synonyms for knife in Hindi
armबांह (f) (bānah); (f) (bā̃h)भुजा (f) (bhujā)
weaponहथियार (m) (hathiyār)