Open English Wordnet
Adjectives
(s)sterile, unimaginative, uninspired, uninventivedeficient in originality or creativity; lacking powers of invention“a sterile ideology lacking in originality”, “unimaginative development of a musical theme”, “uninspired writing”
(s)stereotyped, stereotypic, stereotypical, unimaginativelacking spontaneity or originality or individuality“stereotyped phrases of condolence”, “even his profanity was unimaginative”