There is always a slightly-less-sharp, more-sheeplike character to fill in the gap.
From the businessweek.com
It was well above middle C, acid to even my duff lugholes, sheeplike in its bleating.
From the thisismoney.co.uk
Her sort of sheeplike, liberal opinion once reflexively favored Israel.
From the newsweek.com
The audience, sheeplike, follows suit.
From the washingtonpost.com
So is it taking a break time, breaking it off time, or running as fast as I can to a therapist time to try to overcome this sheeplike mentality.
From the washingtonpost.com
And that the degradation of our rights and the sheeplike, blinking acceptance of that paves the way for more and more degradation of our rights?
From the infowars.com
What he thinks is most important for the future of trees is to encourage diversity and it is important that we are not sheeplike in planting what a few gurus recommend.
From the telegraph.co.uk
More examples
Like or suggestive of a sheep in docility or stupidity or meekness or timidity
Resembling a sheep: docile or uncomplaining, or willing to follow a leader blindly