In those scenes, McCarthy seems to be suggesting that humanity and compassion can still exist in a harsh and violent world. The boy's pleas for mercy reflect a moral code that urges kindness and decency even in desperate circumstances, providing a contrast to the brutality and indifference prevalent in the post-apocalyptic world of the novel.
comparative: more merciful superlative: most merciful
Mercy is a noun so it doesn't have a comparative or superlative form. Merciful is the adjective. Comparative is more merciful. Superlative is most merciful
Most merciful
How merciful he was to us.
John the Merciful was born in 552.
John the Merciful died in 616.
The merciful king looked with kindness upon his subjects. A merciful god doesn't punish followers harshly.
Cathedral of Our Merciful Saviour was created in 1869.
Mary,the Mother of Jesus was merciful to God.
The opposite of merciful using a prefix is merciless.
In Hebrew merciful means רַחוּםIn Greek merciful means εύσπλαχνος
I do not know how to use merciful in a sentence. (the above is a sentence lol)