Synonyms for Heedless

Synonyms starting with letter S

• sloppy

  careless
• slapdash

  careless
• slack

  inattentive, behaviour
• shortsighted

  improvident
• slipshod
• slovenly
• 

  stupid

  improvident
• silly
• short-sighted

  myopic
• spendthrift
• selfish
• skittish
• slow
• senseless
• shiftless
• superficial
• supercilious
• serene
• slaphappy
• spontaneous
• self-centered
• scatterbrained
• stony
• slothful
• simple
• sketchy
• stereotyped
• scatty
• spur-of-the-moment
• scornful
• silent
• superior
• stoical
• supine
• sunny
• swinging
• speeding
• sleepy
• sluggish
• spoiled