prane -pa'e- gismu

x₁ is perfect/ideal/archetypical/faultless/flawless/un-improvable in property/aspect x₂ (ka).

Also without defect/error. See also manfo, curve, traji, cfila, mulno.

In notes:

cfila: x₁ (property - ka) is a flaw/fault/defect in x₂ causing x₃.
curve: x₁ is pure/unadulterated/unmitigated/simple in property x₂ (ka).
manfo: x₁ (object/event) is uniform/homogeneous in property x₂ (ka).
mulno: x₁ (event) is complete/done/finished; x₁ (object) has become whole in property x₂ by standard x₃.
traji: x₁ is superlative in property x₂ (ka), the x₃ extreme (ka; default ka zmadu) among set/range x₄.
jbopa'e: p₁ is perfect in property p₂ from a Lojbanic by standard l₂ point of view.
uilkinse: x₁ is semantically regularized in x₂ (property of x₁)