There are several words that can be used as synonyms for "more expiable". These words share the same meaning of being capable of being forgiven or pardoned. Some examples of synonyms for "more expiable" include redeemable, forgivable, absolvable, excusable, and justifiable. Each of these words implies a degree of culpability or wrongdoing that can be atoned for or made right through some means. For instance, a mistake could be redeemed by making amends or seeking forgiveness, or a sin could be forgiven through a confession or act of contrition. The bottom line is that these words all describe a situation where one's transgressions can be atoned for and made right, allowing them to move forward and be forgiven.