kavbu -kav- gismu

x₁ captures/catches/apprehends/seizes/nabs x₂ with trap/restraint x₃.

Catch something thrown (= rerkavbu). See also jersi, kalte, pinfu, sisku, se rinju.

In notes:

jersi: x₁ chases/pursues/(physically) follows after x₂; volition is not implied for x₁ or x₂.
kalte: x₁ hunts/stalks prey/quarry/game x₂ for purpose x₃.
pinfu: x₁ is a prisoner/captive of x₂, restrained/held/confined by means/force x₃.
rinju: x₁ is restrained/held [back]/constrained/kept by restraint x₂ against x₃ (event).
sisku: x₁ seeks/searches/looks for property x₂ among set x₃ (complete specification of set).
cukrerkavjvi: j₁ plays ultimate frisbee against j₂ in competition j₃ for prize/title j₄.
selkarlygau: g₁ collars/has a band put on k₂, the collar/band being k₁ made of material k₃.