4
intangibly(adverb, immaterially)
3
imaginarily(adverb, immaterially)
3
immaterially(adverb, immaterially)
3
weakly
2
airily
2
delicately
2
emptily
2
ethereally(adverb, immaterially)
2
flimsily
2
impalpably(adverb, immaterially)
2
insignificantly
2
insubstantially
2
slightly
2
unreally
1
abstractly(adverb, immaterially)
1
aerially
1
artificially
1
bodilessly
1
chimerically
1
conceptually(adverb, immaterially)
<123>
11 years ago|1.4k views|share |citing 
APASmart Define. (2015). unsubstantially thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/unsubstantially/thesaurus/synonyms
ChicagoSmart Define. 2015. "unsubstantially thesaurus" https://smartdefine.org/unsubstantially/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, unsubstantially thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/unsubstantially/thesaurus/synonyms>.
MLASmart Define. "unsubstantially thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/unsubstantially/thesaurus/synonyms>