サイカソウ
Meanings
Noun
1. bottom layer; undermost layer
2. lowest (societal) class; bottom (economic) stratum; lowest caste
Pitch accent
イカ
ソウ
Composed of
the most; the extreme; prime; conspicuous
lower layer; layer beneath; lower strata (classes)
Composed of
the lowest; the worst
layer; stratum; class; stratum; sheaf; counter for stories (of a building)