xalbo gismu

x1 uses levity/is non-serious/frivolous about x2 (abstraction).

See also junri, linto.


In notes:

junri
x1 (person) is serious/earnest/has gravity about x2 (event/state/activity).
linto
x1 is light in mass/weight by standard x2.
u'i
attitudinal: amusement - weariness.
nalri'i
r1 (NU) is casual, not formal/ceremonial.