15 entries under idiom topic. ×

6
on paper(expression, adverb, theory)
5
in theory(expression, adverb)
3
in principle
1
in essence
0
after all(expression, qualification)
0
at all events(expression, qualification)
0
barely possible(expression, possibility)
0
for all that(expression, qualification)
0
in writing
0
just possible(expression, possibility)
0
marginally possible(expression, possibility)
0
possible but improbably(expression, possibility)
0
provided always(expression, qualification)
0
provided that(expression, qualification)
0
with the understanding(expression, qualification)
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APASmart Define. (2015). theoretically thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/theoretically/thesaurus/synonyms
ChicagoSmart Define. 2015. "theoretically thesaurus" https://smartdefine.org/theoretically/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, theoretically thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/theoretically/thesaurus/synonyms>.
MLASmart Define. "theoretically thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/theoretically/thesaurus/synonyms>