unimportant
1. [ adjective ] not important
Examples:

"a relatively unimportant feature of the system" "the question seems unimportant"

Related terms: important fiddling fiddling inconsequent nickel-and-dime immaterial lightweight potty meaningless insignificant inessential importance
2. [ adjective ] not important or noteworthy
Synonyms: insignificant
Related terms: significant colorless light superficial inappreciable meaningless significance
Similar spelling:   unimportance
  unimposing