All brainless synonyms

adj brainless

• mindless — without intelligence; senseless: a mindless creature.
• dumb — lacking intelligence or good judgment; stupid; dull-witted.
• foolish — resulting from or showing a lack of sense; ill-considered; unwise: a foolish action, a foolish speech.
• imbecile — Informal. a dunce; blockhead; dolt: Don't stand there like an imbecile. Open the door!.
• senseless — destitute or deprived of sensation; unconscious.
• silly — weak-minded or lacking good sense; stupid or foolish: a silly writer.
• stupid — lacking ordinary quickness and keenness of mind; dull.
• thoughtless — lacking in consideration for others; inconsiderate; tactless: a thoughtless remark.
• witless — lacking wit or intelligence; stupid; foolish.
• anencephalic — born with no or only a partial brain
• anencephalous — congenital absence of part or all of the brain.