Antonyms of adj sightless

1 sense of sightless

Sense 1
eyeless, sightless, unseeing -- (lacking sight; "blind as an eyeless beggar")

INDIRECT (VIA blind) -> sighted -- (able to see)

Similarity of adj sightless

1 sense of sightless

Sense 1
eyeless, sightless, unseeing -- (lacking sight; "blind as an eyeless beggar")
       => blind (vs. sighted), unsighted -- (unable to see; "a person is blind to the extent that he must devise alternative techniques to do efficiently those things he would do with sight if he had normal vision"--Kenneth Jernigan)