劣らず

no less than, just as ... as

→ 劣る
劣ら be inferior to, be worse than + ず Negative
verb Rare #37,463
no less than, just as ... as Used to compare someone or something favorably with another, often in the pattern 「〜に劣らず」.
JA: 彼は兄に劣らず足が速い。
EN: He is just as fast as his older brother.
Conjugation of 劣る
Indicative
劣らず

彼は父に勝るとも劣らず利口だ。

He is every bit as clever as his father.

彼女はお母さんに少しも劣らず美しい。

She is every bit as beautiful as her mother.