suggestive

adjective | sug·ges·tive

1. a : being a trademark, trade dress, trade name, or service mark that requires the consumer to use thought and imagination to perceive the nature of the product or service

   Note: Suggestive marks are entitled to trademark protection without proof of secondary meaning.

   b : relating to or being a lineup that in some way suggests to the witness which member of the lineup is in fact the defendant