x_{1} (du'u) is true/truth by standard/epistemology/metaphysics x_{2}.

Words usable for epistemology typically have a du'u place. See also stace, jitfa, fatci, birti, cfika.

- birti
- x
_{1}is certain/sure/positive/convinced that x_{2}is true. - cfika
- x
_{1}is a work of fiction about plot/theme/subject x_{2}/under convention x_{2}by author x_{3}. - fatci
- x
_{1}(du'u) is a fact/reality/truth/actuality, in the absolute. - jitfa
- x
_{1}(du'u) is false/is an untruth by standard/epistemology/metaphysics x_{2}. - stace
- x
_{1}is honest/open/truthfully revealing to/candid/frank with x_{2}about matter/fact x_{3}. - je'u
- discursive: truth - falsity.
- cazyfau
- f
_{1}is actual (existing in act or reality, not just potentially). - facmu'e
- x
_{1}is reality / "the real world" ("this" world, the world the speaker and [presumably] listener reside in), containing/defining x_{2}(objects and facts) defined by rules x_{3} - jetkai
- x
_{1}is genuinely x_{2}(ka) by standard x_{3} - jetmlu
- x
_{1}(du'u) seems true to x_{2}by epistemology x_{3} - jetpai
- p
_{1}judges the veracity of p_{2}=j_{1}by standard/epistemology/metaphysics x_{3}=j_{2}. - jezyje'u
- x
_{1}is the truth value / degree of truth of x_{2}(bridi) by epistemology/metaphysics x_{3} - kutyje'u
- x
_{1}a tautology by standard/epistemology/metaphysics x_{2}. - e'u'a
*(exp!)* - logical connective: sumti afterthought always true.
- ge'u'a
*(exp!)* - logical connective: forethought all but tanru-internal always true (with gi).
- gi'e'u'a
*(exp!)* - logical connective: bridi-tail afterthought always true.
- gu'e'u'a
*(exp!)* - logical connective: tanru-internal forethought always true (with gi).
- je'u'a
*(exp!)* - logical connective: tanru-internal afterthought always true.
- anji'i
- x
_{1}admit to themselves that they x_{2}(ka) - djeisone
- x
_{1}is an object described as x_{2}, x_{3}, ... (termset representing serializable tree structure compatible with JSON format of attribute-value pairs). - du'umdu
- x
_{1}is a proposition/predication (statement with a truth value), stating that x_{2}is true - ifle
- if x
_{1}(proposition) is true then x_{2}(event) happens else x_{3}(event) happens - uidje
- x
_{1}is a widget of user interface x_{2}. - gribatke zei uidje
- u
_{1}is a radio button, part of radio button group g_{1}, in user interface u_{2}.