3
lastly
3
marginally
1
accessorily
1
completely
1
peripherally
1
secondarily(adverb, trivially)
1
specifically
0
absolutely
0
accidentally
0
alternately
0
ancillarily
0
barely
0
borderlinely
0
categorically
0
collaterally
0
decrepitly
0
entirely
0
especially
0
extraneously
0
fairly
<123>
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APASmart Define. (2015). principally thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/principally/thesaurus/antonyms
ChicagoSmart Define. 2015. "principally thesaurus" https://smartdefine.org/principally/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, principally thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/principally/thesaurus/antonyms>.
MLASmart Define. "principally thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/principally/thesaurus/antonyms>