pipno -pi'o- gismu

x₁ is a piano/harpsichord/synthesizer/organ; a keyboard musical instrument.

In notes:

zgike: x₁ is music performed/produced by x₂ (event).
sekoi'au (comp!): karncau modal, 2nd place (individually; separately) separately from …
tekoi'au (comp!): karncau modal, 3nd place (individually; separately) separately in context / enterprise …
togra'ijmavra: v₁ is a sostenuto pedal of instrument x₂=t₃.
togysmajmavra: x₁ is a soft pedal of instrument x₂=t₃.
kordu: x₁ is an accordion/concertina/harmonica/chromonica [free-reed aerophone] made of x₂
koi'au (exp!): karncau modal, 1st place (individually; separately) with individuals …
embira: x₁ is an mbira/kalimba/thumb piano tuned to x₂, with playing range x₃, of material x₄
karncau: x₁=c₁=k₁ is separate from / not with x₂=c₂=k₂ in state/condition/enterprise x₃=k₃; x₁ is individual / alone / separate.
klavile: x₁ is a piano/fortepiano
klavire: x₁ is a clavier (harpsichord, clavichord, fortepiano)
pipnrpiano: x₁ is a piano.