次序 is read as じじょ (jijo) and means order.
じじょ
jijo
じょじ
order
しだいに
gradually (progress into a state)
しだい
depending on
じぜん
second best
じきだいとうりょう
next president
しだいがき
printed program
しだいしだい
gradually
しだいしだいに
つぎのないかく
shadow cabinet
じじょう
the next article
じぜんさく
plan B
じすうかいせき
order analysis