unfavourably

/ʌnˈfeɪv(ə)rəbli/
副詞

不利に

the plan unfavourably impacted on sales

その計画は売上に不利な影響を与えた

否定的に

his books were viewed unfavourably and fell out of print

彼の本は否定的に見られ、絶版になった