unmercifully
un|mer|ci|ful|ly /ʌnm'ɜːrsɪfʊli/
[ADV] usu ADV with v, also ADV adj
If you do something unmercifully, you do it a lot, showing no pity.
Uncle Sebastian used to tease Mother and Daddy unmercifully that all they could produce was girls.
= mercilessly
[ADV] usu ADV with v, also ADV adj
If you do something unmercifully, you do it a lot, showing no pity.
Uncle Sebastian used to tease Mother and Daddy unmercifully that all they could produce was girls.
= mercilessly