3
regard(noun, trouble, mark, note, concern)
3
single-mindedness(noun, attention, vision, accumulation, application)
3
submersion
3
vehemence(noun, force, power, passion, strength)
3
wistfulness(noun, thought)
2
abstraction(noun, study, class, exercise, subject)
2
agglomeration(noun, mass, pile, lot, stock)
2
analysis(noun, study, class, exercise, thought)
2
ardor(noun, force, power, passion, strength)
2
ardour
2
assimilation
2
awareness(noun, interest, notice, attention, thought)
2
batch(noun, mass, pile, lot, stock)
2
brooding(noun, thought)
2
caution(noun, trouble, mark, note, regard)
2
centralism(noun, control)
2
cogitation(noun, study, class, exercise, thought)
2
concurrence
2
congeries(noun, mass, pile, lot, stock)
2
consciousness(noun, interest, notice, thought)
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APASmart Define. (2016). concentration thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/concentration/thesaurus/synonyms
ChicagoSmart Define. 2016. "concentration thesaurus" https://smartdefine.org/concentration/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, concentration thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/concentration/thesaurus/synonyms>.
MLASmart Define. "concentration thesaurus" 14 March 2016. Web. 22 September 2026. <https://smartdefine.org/concentration/thesaurus/synonyms>