Answer:
知 CHI, shi(ru) - know
豆 TOU, ZU, mame - bean, pea
貝+貝+女 KAI - shellfish / JO, NYO, NYOU, onna, me - female, woman
難 NAN, muzuka(shii), kata(i) - difficult
申+又 SHIN, mou(su) - say, be named / mata - again, also, moreover
Add 疒 (The Yamaidare radical, NYAKU, DAKU, ya(mu) - sickness) to make them suffer a little.
痴 CHI - foolish
痘 TOU - smallpox
癭 EI, YOU - kobu - swelling
癱 TAN, shibi(reru) - numbness
痩 SOU, ya(seru) - get thin