73 entries under silly topic. ×

37
heedless(noun, adjective, sharp, rude, careless)
35
neglectful(noun, adjective, dull, sharp, rude)
33
careless(noun, adjective, dull, cold, indifferent)
32
negligent(noun, adjective, sharp, rude, careless)
30
unmindful(noun, adjective, sharp, rude, careless)
26
thoughtless(adjective, sharp, rude, careless, cold)
24
forgetful(adjective, careless, cold, indifferent)
23
oblivious(noun, adjective, careless, indifferent)
13
unthinking(adjective, sharp, rude, careless, indifferent)
11
unaware(adjective, indifferent, foolish, unconcerned)
9
rash(adjective, sharp, rude, careless, indifferent)
6
slapdash(adjective, slight, detail, careless, indifferent)
5
ignorant(adjective, slight, detail, indifferent)
4
mooning(adjective, careless, foolish, unconcerned)
3
cursory(adjective, slight, detail, careless)
3
daydreaming(adjective, dull, careless, indifferent)
3
moony(adjective, careless, indifferent, foolish)
3
out of it(expression, adjective, idiom, dull, careless)
2
casual(adjective, slight, detail, careless)
2
foolish(adjective, careless, stupid, senseless)
11 years ago|21k views|share |citing 
APASmart Define. (2015). inattentive thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/inattentive/thesaurus/synonyms
ChicagoSmart Define. 2015. "inattentive thesaurus" https://smartdefine.org/inattentive/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, inattentive thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/inattentive/thesaurus/synonyms>.
MLASmart Define. "inattentive thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/inattentive/thesaurus/synonyms>