Yi syllable Nryrx

It represents one Liangshan Yi syllable. The standard Latin-letter spelling nryrx identifies it; its final x marks a secondary-high tone, a pitch pattern in Yi. That spelling indicates how to read the syllable, not an English translation. Its word meaning depends on the Yi words and sentence around it. Sent alone in an unrelated chat, it is best read as a Yi character being shown, not a reaction.

how did Yi writing develop?

Yi writing grew through local traditions before standardization. Some scholarship identifies Yi inscriptions on pottery, stone, bronze, and bone from more than a thousand years ago; a standard historical summary names a bronze bell dated 1485 as the earliest surviving example. Those dates describe the writing traditions, not this exact syllable.

Bimo, Yi ritual specialists, used local script forms for religious, magical, medical, and family-history texts, usually within local lineages. Regional forms varied in repertoire, shape, sound, and direction. The standardized Liangshan script selected traditional forms in 1974 and was officially promulgated in 1980 for one dialect. Cuan is a historical name used for related Yi traditions, not a translation of ꎩ.

how do I type ꎩ?

Use a Yi input method or character picker. A Yi input method accepts the romanized syllable spelling, then offers Yi character candidates to choose from. The font must also support Yi glyphs; keyboard support can insert the text even when a device cannot display it.