痩果 is read as そうか (souka) and means achene.
そうか
souka
やせる
to be barren
そうしん
slim figure
ぎゃくこうか
opposite effect
けっか
bearing fruit
こうか
effects (e.g. sound effects, visual effects, special effects)
せいか
(good) result
いんが
cause and effect
fruits and vegetables
せんか
military gains
けんきゅうけっか
results of a scientific investigation
おんきょうこうか
acoustics
かんすうけっか
function result