Name blending, meshing, or melding is the practice of combining two existing names to form a new name. An example is the combination of the surnames Dresser and McLoughlin to form the new surname of game designer Clay Dreslough. It is most commonly performed upon marriage.
Most everyone sometimes mixes up the names of family and friends. Their findings were published in the journal Memory & Cognition. "It's a normal cognitive glitch," Deffler says. It's not related to a bad memory or to aging, but rather to how the brain categorizes names.
To form identical or monozygotic twins, one fertilised egg (ovum) splits and develops into two babies with exactly the same genetic information. To form fraternal or dizygotic twins, two eggs (ova) are fertilised by two sperm and produce two genetically unique children.
Combo names are two existing names combined to create one. They can also be called “smoosh names” or “mash-up names” or compound names. Some examples: Annalee, Marylouise, and Miabella. Sometimes they are spelled with a hyphen (Anna) and sometimes they are spelled as one name (Annalee).
Fancy names are those elegant, sophisticated choices that have a posh, upscale feel. Fancy baby names are those that go beyond the merely long and elaborate. These names are rare, precious, almost too dressed-up for everyday use.
Dual naming is the adoption of an official place name that combines two earlier names, or uses both names, often to resolve a disagreement over which of the two individual names is more appropriate.
There are no laws against it in the US. There are many people here that give their children the same exact name as one of the parents and add a Jr. after it. For instance: American Boxer George Foreman named all five of his sons George Edward Foreman.