Smol is just child like, little. Bold color blocked, bright.
Kawaii is Japanese meaning cute. Take ultra feminine dresses with lots of frilly bits, lace, cute patterns. Like old fashioned feminine dresses but modernized into ultra youthful style.
Boymoding is just when one was a guy still. I used to wear femme clothes with a full beard and entirely presenting male.
I definitely inhabit a certain part of the world where all this stuff is common. With the furries, e girls and such 😺