How to express ‘say not 'stable'' in sin IM

1.0 photo Freeimage.host https://freeimage.host How to express ‘say not 'stable'' in sin IM https://freeimage.host/i/HVTdTn2 5044 3291 rokooland https://freeimage.host/rokooland https://iili.io/HVTdTn2.md.png 5044 3291