What does SY stand for?
SY stands for "stretching and yawning"
How to abbreviate "stretching and yawning"?
"stretching and yawning" can be abbreviated as SY
What is the meaning of SY abbreviation?
The meaning of SY abbreviation is "stretching and yawning"
What does SY mean?
SY as abbreviation means "stretching and yawning"
