unsurpassed
[形容詞]
not exceeded by anything or anyone else

比類のない, 卓越した
Ex: unsurpassed knowledge of the subject made her the go-to expert in the academic community .
awe-inspiring
[形容詞]
evoking a feeling of great respect, admiration, and sometimes fear, due to their impressive or majestic nature

畏敬の念を抱かせる, 感嘆させる
abysmal
[形容詞]
very deep or profound, often used metaphorically to describe a great extent or intensity

極端な (きょくたんな), 深刻な (しんこくな)
Ex: The novel delved into abysmal depths of human suffering , exposing the raw and haunting reality experienced by the characters .
subpar
[形容詞]
falling below the expected or desired level of quality, performance, or standard

期待以下の, 基準未満の
unimpaired
[形容詞]
not damaged or weakened, remaining in a perfect or complete state without any loss of function or quality

無傷の, 損なわれていない

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