Synonyms of the word 
UNCREATIVE → STERILE - UNIMAGINATIVE - UNINSPIRED - UNINVENTIVE - UNORIGINAL - UNPRODUCTIVE
uncreative
- adj. Not creative.
sterile
- adj. (not comparable) Unable to reproduce (or procreate).
- adj. Unprofitable.
- adj. Germless; free from all living or viable microorganisms.
unimaginative
- adj. Not imaginative.
uninspired
- adj. Lacking inspiration; dull or dry.
- v. simple past tense and past participle of uninspire.
uninventive
- adj. Not inventive.
unoriginal
- adj. lacking originality.
unproductive
- adj. Not productive; useless; fruitless.
If you are interested in words, visit the following sites :
- wiktionary.org/uncreative For complete definition of a word
- 1word.ws/uncreative to play with words, suffixs, prefixs, etc.