vanci -vac- gismu

x₁ is an evening [from end-of-work until sleep typical for locale] of day x₂ at location x₃.

This evening (= cabvanci); tomorrow evening (= bavlamvanci); yesterday evening (= prulamvanci). See also cerni, murse, tcika.

In notes:

cerni: x₁ is a morning [dawn until after typical start-of-work for locale] of day x₂ at location x₃.
murse: x₁ is the [astronomical] twilight/dawn/dusk/half-light/glimmering of day x₂ at location x₃.
tcika: x₁ [hours, minutes, seconds] is the time/hour of state/event x₂ on day x₃ at location x₄.
bavlamvanci: v₁=l₁=b₁ is tomorrow evening; v₁=l₁=b₁ is the evening after b₂=l₂ at location v₃.
cabvanci: x₁=v₁=c₁ is this evening; x₁=v₁=c₁ is the evening occuring at the same time as x₂=v₂ at location x₃=v₃.
dormijbalvi: b₁ is later than noon of day d₂ at location d₃.
prulamvanci: v₁=l₁=p₁ is yesterday evening; v₁=l₁=p₁ is the evening before p₂=l₂ at location v₃.
solnuntolcanci: x₁ is a sunrise at location x₂ as observed by x₃
vanlamigu: x₁ is sunlight reflected by a pool of water in the evening