Definition for Thoughtless:

• Without thought; careless; inattentive.

Synonyms for Thoughtless:

• adj.

  •absent-minded, unobservant (adjective)
  • dull,
  • stupid,
  • confused,
  • ill-considered,
  • undiscerning,
  • doltish,
  • loony,
  • remiss,
  • empty-headed,
  • witless,
  • obtuse,
  • inane,
  • mindless,
  • senseless,
  • vacuous,
  • inept,
  • silly,
  • foolish,
  • lamebrained,
  • unreasoning,
  • incomprehensible,
  • regardless,
  • puerile,
  • flighty,
  • bovine,
  • injudicious,
  • inadvertent.
  •all (adjective)
  • uncaring.
  •blind (adjective)
  • unconscious,
  • unperceptive,
  • unperceiving,
  • uncomprehending,
  • purblind.
  •despicable (adjective)
  • shabby.
  •hasty (adjective)
  • unpremeditated.
  •headlong (adjective)
  • headlong.
  •ill-advised (adjective)
  • ill-judged.
  •improvident (adjective)
  • thriftless,
  • uneconomical.
  •inattentive (adjective)
  • absent,
  • aloof,
  • faraway,
  • dreamy,
  • Inobservant,
  • preoccupied,
  • unwatchful,
  • napping,
  • unnoticing,
  • uninterested,
  • unmindful,
  • oblivious,
  • Ignoring,
  • Disregardful,
  • Absent-minded,
  • befuddled,
  • unconcerned,
  • disinterested,
  • Unobserving,
  • wandering,
  • distracted,
  • detached.
  •inconsiderate (adjective)
  • deaf,
  • indelicate,
  • primitive,
  • rude,
  • sharp,
  • unheeding,
  • unceremonious,
  • neglectful,
  • impolite,
  • selfish,
  • self-centered,
  • Hot-headed,
  • reckless,
  • asocial,
  • short,
  • antisocial,
  • apathetic,
  • indifferent,
  • unrefined,
  • indiscreet,
  • discourteous,
  • egocentric,
  • boorish.
  •neglectful (adjective)
  • clumsy,
  • haphazard,
  • sloppy,
  • shoddy,
  • derelict,
  • perfunctory,
  • slipshod,
  • forgetful,
  • slapdash,
  • slovenly,
  • bumbling,
  • senile,
  • hit-and-miss.
  •rash (adjective)
  • brazen,
  • daring,
  • impulsive,
  • hectic,
  • breakneck,
  • desperado,
  • impetuous,
  • daredevil,
  • hotheaded,
  • precipitant,
  • audacious,
  • foolhardy,
  • unconsidered.
  •reckless (adjective)
  • nonchalant,
  • wild,
  • harum-scarum,
  • frantic.
  •thoughtless (adjective)
  • blank,
  • unthoughtful,
  • unoccupied,
  • illogical,
  • fatuous.
  •unadvised (adjective)
  • unadvised.
  •ungrateful (adjective)
  • ungrateful.
  •unkind (adjective)
  • Hard-hearted,
  • inhumane,
  • coldhearted.

• n.

  •
  • courtesy.

• Other synonyms:

  •
  • shameless,
  • impersonal,
  • heavy-handed.
  •
  • insensitive,
  • gaily.
  •
  • insensible.
  •abrupt
  • blunt.

Paraphrases for Thoughtless:

• Equivalence

  • Adjective
    reckless, mindless, unthinking.

• Independent

  • Adjective
    careless, irresponsible, blind, oblivious, short-sighted.

• Other Related

  • Adjective
    ill-considered, pretentious, indiscriminate, unconscious, conceited, foolhardy, foolish, rash, arty, misguided, stuck-up.

Antonyms for Thoughtless:

• adj.

  • absent-minded, unobservant
    cautious, careful, reasonable, intelligent, responsible, sensible, rational, wise, prudent.
  • all
    thoughtful.
  • inconsiderate
    attentive, kind, considerate, sophisticated, observant, Heeding, unselfish, refined, mannerly, mindful, thinking, polite.
  • Other antonyms:
    becoming, decent, dutiful, ready, deferential, felicitous, ceremonious, unassertive, decorous, meek, yielding, appropriate, correct, chivalrous, lost, acceptable, hospitable, elegant, seemly, graceful, sociable, humble, right, alert, proper, affable, courtly, submissive, fitting, wide-awake, respectable, befitting, cordial, fit, suitable, friendly, meet, gallant, respectful, on hand, prompt, modest, genial.