offensive to the aesthetic sense; lacking in beauty or sensory appeal; unpleasant, as an object, design, arrangement, etc.: an unaesthetic combination of colors. Also un·es·thet·ic, un·aes·thet·i·cal .

What does Unesthetic mean?

: not aesthetic especially : lacking artistic value or beauty an unaesthetic design The only objects hidden from view are unaesthetic plastic storage bowls and baking pans … —

What does Unalluring mean?

: not charming or attractive : not alluring an unalluring wardrobe.