Sasakkaṃ [sa + sakkaṃ] as much as one can M I 415, 514 f.
巴利語辭典（達摩比丘中譯）
【副】 當然，確定地。
数字巴利辞典 DPD
(ind, ind, adv, acc sg of sasakka)
as much as possible; as much as one can; (comm) definitely; certainly
surely, certainly
Construction: sa + √sak + ya + aṃ
sasakka + aṃ