はずない
hazu nai

i-Adjective
Expression

1. it cannot be that ...; it is highly unlikely that ...; it is impossible that ...

Usually Written in Kana
Related to はずがない
彼女 かのじょがこんなに はや るはずない。
kanojoga konnani hayakukuru hazu nai.
She cannot be here so early.
Other forms: