Editing Grammatical number (section)

====Singular-dual-trial====

In the [[Tucanoan languages|Tucanoan language]] of [[Tuyuca language|Tuyuca]], inanimate classifiers (which attach to nouns) distinguish one to three versus more than three:<ref name="Corbett2000p123">{{cite book |last=Corbett |first=Greville G. |author-link=Greville G Corbett |year=2004 |orig-year=2000 |title=Number |series=Cambridge Textbooks in Linguistics |location=Cambridge |publisher=Cambridge University Press |page=123 |isbn=0-511-01591-7 }}</ref><ref name="Barnes1990">{{cite book |last=Barnes |first=Janet |editor-last=Payne |editor-first=Doris L. |editor-link=Doris L. Payne |year=1990 |title=Amazonian Linguistics: Studies in Lowland South American Languages |chapter=Classifiers in Tuyuca |location=Austin, TX |publisher=University of Texas Press |pages=273–292 [274–275, 283] |isbn=978-0-292-72364-1 }}</ref>

*{{lang|tue|hoópór'''o'''}} - "banana(s)" (one to three)
*{{lang|tue|hoópór'''i'''}} - "bananas" (plural, four or more)

The related Tucanoan language of [[Wanano language|Wanano]] also has some nouns that function this way.<ref name="Waltz2002">{{cite journal |last=Waltz |first=Nathan E. |date=2002 |title=Innovations in Wanano (Eastern Tucanoan) When Compared to Piratapuyo |journal=International Journal of American Linguistics |volume=68 |issue=2 |pages=157–215 [189–190] |doi=10.1086/466485 |jstor=1265637 }}</ref><ref>{{cite thesis |degree=PhD |last=Stenzel |first=Kristine Sue |year=2004 |title=A Reference Grammar of Wanano |url=https://etnolinguistica.wdfiles.com/local--files/tese:stenzel-2004/stenzel_2004_wanano.pdf |pages=185–190 |publisher=University of Colorado |access-date=2024-03-13 |url-status=live |archive-url=https://web.archive.org/web/20231208130840/https://etnolinguistica.wdfiles.com/local--files/tese:stenzel-2004/stenzel_2004_wanano.pdf |archive-date=2023-12-08 }}</ref>

The same number distinction is also seen in the verb for "climb" in [[Miriwoong language|Miriwoong]], an Australian language.<ref name="Bach2023"/>