Antonyms of adj conscienceless

1 sense of conscienceless

Sense 1
conscienceless, unconscionable -- (lacking a conscience; "a conscienceless villain"; "brash, unprincipled, and conscienceless"; "an unconscionable liar")

INDIRECT (VIA unconscientious) -> conscientious -- (guided by or in accordance with conscience or sense of right and wrong; "a conscientious decision to speak out about injustice")

Similarity of adj conscienceless

1 sense of conscienceless

Sense 1
conscienceless, unconscionable -- (lacking a conscience; "a conscienceless villain"; "brash, unprincipled, and conscienceless"; "an unconscionable liar")
       => unconscientious (vs. conscientious) -- (not conscientious;)