Kupenga (being mad) zvinoreva kutayika pfungwa.

Mamwe Mazwi

• Bemvu, bengo kana mupengo (a madman, a lunatic) zvichireva munhu anopenga.
• Kupengereka (v. to go about in a mad state).

Tsumo

• Unodembwa ndewanyengerwa kamwe, wanyengerwa kaviri ibenzi.
• Benzi bvunza rakanaka. An inquiring fool is a good one.

Kuumba Mazwi

• Mutendapfungwa kana mudendapfungwa (Psychopath) apa kureva munhu anorwara nepfungwa.
• Nhendapfungwa kana Matendapfungwa (Psychopaths).
• Nhendanzanga kana Matendanzanga (sociopaths).

Mitauro yeBantu

• Lenje inoti penga (be distressed, depressed, suffer pain or sorrow). Zigula inoti uhezi (foolishness; folly; ignorance).
• Herero inoti vera (insane) kureva kupenga. VaHerero inoti oku-vera (insanity, madness, crazy) vachireva kupenga.
• Tonga inoti ciyanga (n. fool) kureva rema. ChiNembe inoti penge (be bent or leaning; oblique; in a sideways direction).
• Lunyoro inoti mugwagwa (a foolish half-witted person) vachireva rema. VaNyoro inoti ekipungu (n. idiot) kureva rema.
• Lozi inoti -tanya (v.i. to show signs of ill, to be completely insane) - zvichida rinotodzana nokuti kutwanya? Bobangi inoti lingai (frenzy, insanity, lunacy).
• IsiZulu inoti umalukobo (n. madness) vachireva kupenga. Bavili inoti bulawu (n. craziness). Lomwe inoti misala (n. madness).