(note that you must press search lots of books after clicking on the link.) and since lil is a very popular name (both as a first name and as a hyphenated portion of an apparently arabic name), any ngram results for that variant must be ignored Some abbreviations do indeed contain apostrophes But as @sumelic points out, the ngram results are highly suspect, due to the.
Sjøørret-Bonanza i "Den Lille Vika" - Finnmark 2024 - YouTube
Abbreviation is usually the practice of writing a shortened word to save space on paper, or effort on the part of the writer
For example i might write instr. as an abbreviation for instrumental, or vb. as an abbreviation for verb