sipna -sip- gismu

x₁ is asleep (adjective); x₁ sleeps/is sleeping.

In notes:

cikna: (adjective:) x₁ is awake/alert/conscious.
sanji: x₁ is conscious/aware of x₂ (object/abstract); x₁ discerns/recognizes x₂ (object/abstract).
senva: x₁ dreams about/that x₂ (fact/idea/event/state); x₂ is a dream/reverie of x₁.
tatpi: x₁ is tired/fatigued by effort/situation x₂ (event); x₁ needs/wants rest.
ckabu'u: b₁ is bedcloth of material b₂.
kamtatpi: k₁ is the fatigue of t₁ in being/doing t₂ (event).
pinvre: v₁ lies on v₂=p₁.
seltagysipna: x₁=t₂ snugly sleeps, wrapped in x₂=t₁, which is snug in direction x₃=t₃ at locus x₄=t₄
sipsa'a: sa₁ sings lullaby sa₂ to sa₃=si₁.
sipsavgau: g₁=s₁ snores.
sipselsa'a: sa₂ is a lullaby sung by sa₁ to sa₃=si₁.
sipta'i: t₁=s₁ is sleepy; t₁=s₁ needs/wants sleep.
sipydji: d₁=s₁ is drowsy/sleepy.
sorsipydi'u: d₁ is a dormitory (building/place) where people x₂ (complete mass) sleep.