rellie means relative (someone in the same family). Lexicurio rates it Sui generis — a strength score of 91 out of 100.
Etymology
From relative + -ie.
noun
- relative (someone in the same family)“Similary, corresponding with genealogists in Australia soon introduced me to "rellie." It took me some time to realize that this was not an abbreviation for pickle relish. It means relatives, as in "I just came back from visiting my rellies."”