Wiktionary
suckerlike
a. Resembling or characteristic of a sucker (sucking organ or body part).
Usage examples of "suckerlike".
Their large, suckerlike mouths were ringed with sharp teeth, and when one latched on to a leg or arm, its head had to be cut off and the teeth pried open with a knife.
Four very long webbed fingers and an opposable thumb, each terminating in what appeared to be a small suckerlike tip where the fingerprint would be.
The Korozhet can exude suckerlike pedicellaria, ocelli (simple eyes) and other sensory organelles from the hollow spines.
A dark maroon residue clung to the outer edges of the round suckerlike oral cavity.
Then for good measure he placed one upraised finger against his suckerlike mouth and turned to the com.