humblest

ˈhʌmb(ə)l

adjective

having or showing a modest or low estimate of one’s importance.

I felt very humble when meeting her

meek,deferential,respectful,submissive,self-effacing,unassertive,unpresuming,modest,unassuming,self-deprecating,free from vanity,obsequious,sycophantic,servile,mim,resistless