sightless

sightless is an   Adverb

Definition:

[1] Wanting sight; without sight; blind. Of all who blindly creep or sightless soar. Pope.

[2] That can not be seen; invisible. [Obs.] The sightless couriers of the air. Shak.

[3] Offensive or unpleasing to the eye; unsightly; as, sightless stains. [R.] Shak. -- Sight"less*ly, adv.- Sight"less*ness, n.

Synonyms: