the.com/insecure
The suspicion that everyone else got a manual you never received.
means Feeling uncertain about your own worth, safety, or standing, often without solid evidence.
from From Latin insecurus, literally not free from care — securus being se- (without) plus cura (worry), so insecure is care that won't leave.
Engineering twinAlso means structurally unstable or unsafe.
Tech senseNetworks and passwords get this label too.
Built inAttachment research links it to early childhood patterns.