(un-, prefix1 affix 4.)

Having no savour; tasteless or odourless. Also in figurative context.

Having no odour or perfume.

Giving out no smell; scentless.

Unscented.

Of flowers: Scentless. rare.

(un-, prefix1 affix 1.)

(un-, prefix1 affix 2.)

(un-, prefix1 affix 2a affix 2b.)

That has no odour or scent.

Unscented; having or wearing no perfume.

Without incense.