Difference between Nickname and Sobriquet

NICKNAME vs SOBRIQUET: NOUN

A descriptive name for a place or thing
A descriptive name added to or replacing the actual name of a person, place, or thing.
A familiar or shortened form of a proper name.
A name given to a person in contempt, derision, or reproach; an opprobrious or contemptuous appellation.
A familiar or diminutive name.
A familiar name for a person (often a shortened version of a person's given name)
A familiar, invented given name for a person or thing used instead of the actual name of the person or thing.
A kind of byname that describes a person by a characteristic of that person.
A name given in affectionate familiarity, sportive familiarity, contempt, or derision; a familiar or an opprobrious appellation.

A familiar name for a person (often a shortened version of a person's given name)
An affectionate or humorous nickname.
An assumed name.
A nickname; a fanciful appellation.
An assumed name; a fanciful epithet or appellation; a nickname.

Handle, Term, Pseudo, Title, Nick, Aka, Pseudonym, Alias, Surname, Name, Dub, Cognomen, Soubriquet, Sobriquet, Moniker

Behalf, Handle, Term, Pseudo, Title, Nick, Pseudonym, Alias, Surname, Name, Dub, Cognomen, Soubriquet, Sobriquet, Moniker

Choose a nickname for yourself: Use a unique nickname in each room you're in, real or made up.
Nickname for Johannes or English nickname for John.
Each player has to use a nickname that is similar to the nickname entered in during registration and you game account.
If the nickname and reference option is notaddress or nickname, for a total of five lines above the instruction.
Add support for converting services operators, nickname access lists and nickname grouping in anope_convert.
Change Nickname: This feature allows you to provide a nickname for your accounts.
ID and nickname is the nickname that you want to use.
If a Nickname is specified, it must be the exact nickname.
SAM: Well, I gave him a nickname to the nickname.
Petra: Did you just give my nickname a nickname?

He has been identified with Janico or Jenkin Savage, also seneschal of Ulster, whose name Janico was perhaps a sobriquet.
Using his special abilities to help dying patients in a hospice, he has come to the sobriquet of Doctor Sleep.
The huge page size earned it the sobriquet the Great Bible.
If not Tatts, how about the Italian gaming giant Lottomatica who hid under the sobriquet of GTEC?
But "Crappy Tire" earned its sobriquet by perfecting the art of the frustrating shopping experience.
For all that, the Steel Priest lived up to both sides of that facile sobriquet.
The rule is made more opaque by its misleading sobriquet, the best evidencerule.
The express from Brighton, he could remember when the sobriquet had amused him.
Working his will whithersoever he fancies, unseen, unknown but for his sobriquet.
Stapleton refer to him by the sobriquet Flash.