nocial, n.m., wedding dress.
noctambule, n.m.f., noctambulist, sleep-walker.
noctambulisme, n.m., noctambulism, sleep-walking.
nocturne, adj., nocturnal, nightly, night, of night.
nocturne, n.m., (rel.) nocturn; (mus.) nocturne.
nocturnement, adv., (l.u.) by night, nocturnally.
☉nocuité, n.f., noxiousness, culpability.
nodosité, n.f., nodosity; (surg.) node.
nodule, n.m., nodule.
nodus, n.m., (surg.) node.