Partial
Partial (adj) /ˈpɑː.ʃəl/ US /ˈpɑːr-/
incomplete and not total – affecting only some part of something – biased – limited – one-sided – fond of something, subjective, prejudiced
I just have some partial information about the project. So, I need to perfect my information about it.
Antonyms: impartial, complete
Noun: partiality
Noun: partialness
Adverb: partially