heikentää

Verbi

1. weaken, to weaken, debilitate, enfeeble, enervate to make weaker

   tehdä tai saattaa heikoksi tai entistään heikommaksi

2. to deteriorate to make inferior in quality or value
3. to dilute to weaken, especially by adding a foreign substance

   to dilute to weaken, especially by adding a foreign substance

4. to undermine, hinder, impair to weaken or work against

   to undermine, hinder, impair to weaken or work against