thũkagia

v.

1. destroy, damage. Destroy. To cause severe damage or complete destruction to plants, crops, or plant parts through disease, pest attack, or other harmful agents.

Example: Mũrimũ wa fungal- ũthũkagia mahuti ma marigũ, ũgetũo Leaf Streak Sigatoka (General Descriptions: • A fungal disease that destroys banana leaves also called Leaf Streak Sigatoka); Gĩtũmi kĩrĩa kĩnene gĩtũmaga mĩembe ĩrute kĩro noo yage gũciara nĩ mũrimũ mũrũ wa anthracnose ũrĩa ũhutagia handũ hothe ha mĩtĩ ĩyo, no mũno ũthũkagia mahũa. (The main reason why the mango trees flower but not setting fruit is anthracnose disease which attack all part of the trees but most damage occurs to the flower panicles); Ũme ũthũkagia kabici atĩa? (What kind of damage does aphids cause on cabbages?)