Antonyms of adj senseless

4 senses of senseless

Sense 1
mindless, reasonless, senseless -- (not marked by the use of reason; "mindless violence"; "reasonless hostility"; "a senseless act")

INDIRECT (VIA unreasonable) -> reasonable, sensible -- (showing reason or sound judgment; "a sensible choice"; "a sensible person")

Sense 2
insensible, senseless -- (unresponsive to stimulation; "he lay insensible where he had fallen"; "drugged and senseless")

INDIRECT (VIA unconscious) -> conscious -- (knowing and perceiving; having awareness of surroundings and sensations and thoughts; "remained conscious during the operation"; "conscious of his faults"; "became conscious that he was being followed")

Sense 3
otiose, pointless, purposeless, senseless, superfluous, wasted -- (serving no useful purpose; having no excuse for being; "otiose lines in a play"; "advice is wasted words"; "a pointless remark"; "a life essentially purposeless"; "senseless violence")

INDIRECT (VIA worthless) -> valuable -- (having great material or monetary value especially for use or exchange; "a valuable diamond")

Sense 4
nitwitted, senseless, soft-witted, witless -- ((of especially persons) lacking sense or understanding or judgment)

INDIRECT (VIA stupid) -> smart -- (showing mental alertness and calculation and resourcefulness)

Similarity of adj senseless

4 senses of senseless

Sense 1
mindless, reasonless, senseless -- (not marked by the use of reason; "mindless violence"; "reasonless hostility"; "a senseless act")
       => unreasonable (vs. reasonable) -- (not reasonable; not showing good judgment)

Sense 2
insensible, senseless -- (unresponsive to stimulation; "he lay insensible where he had fallen"; "drugged and senseless")
       => unconscious (vs. conscious) -- (not conscious; lacking awareness and the capacity for sensory perception as if asleep or dead; "lay unconscious on the floor")

Sense 3
otiose, pointless, purposeless, senseless, superfluous, wasted -- (serving no useful purpose; having no excuse for being; "otiose lines in a play"; "advice is wasted words"; "a pointless remark"; "a life essentially purposeless"; "senseless violence")
       => worthless (vs. valuable) -- (lacking in usefulness or value; "a worthless idler")

Sense 4
nitwitted, senseless, soft-witted, witless -- ((of especially persons) lacking sense or understanding or judgment)
       => stupid (vs. smart) -- (lacking or marked by lack of intellectual acuity)