inaesthetic
1. [ adjective ] violating aesthetic canons or requirements; deficient in tastefulness or beauty
Synonyms: unaesthetic
Examples:

"inaesthetic and quite unintellectual" "peered through those inaesthetic spectacles"

Related terms: aesthetic ugly tasteless inartistic
Similar spelling:   instantiate
  inestimable
  in_extremis
  in_style
  in_store
  instruct
  instroke
  instinct
  instantiation
  instance
  inextricably
  inextricable