Where does “sequelitis” come from?

sequelitis (English) comes from English sequel, from Middle English sequele, from Middle French sequele, from Latin sequela, from Latin sequor, from Proto-Italic sekʷōr, from Proto-Indo-European sékʷetor, from Proto-Indo-European sekʷ- — to follow; to see; to say.

sequelitis (English): The tendency of a well-received work to spawn...

Definitions

  1. The tendency of a well-received work to spawn...

Ancestry of “sequelitis”, step by step

sequelitis traces back through two separate lines of ancestry.

via English sequel

StepLanguageWordMeaning
1EnglishsequelThe events, collectively, which follow a...
2Middle Englishsequele
3Middle Frenchsequele
4Latinsequelathat which follows
5LatinsequorI follow, come or go after
6Proto-Italicsekʷōrfollow, come/go after
7Proto-Indo-Europeansékʷetorto be following
8Proto-Indo-Europeansekʷ-to follow; to see; to say

via English itis

StepLanguageWordMeaning
1EnglishitisA medical condition accompanied by inflammation;...
2English-itisSuffix denoting diseases characterized by...
3New Latin-ītis
4Ancient Greek-ῖτιςfemale equivalent of -ίτης
Every word from Proto-Indo-European sekʷ-Every word from Proto-Indo-European sékʷetorEvery word from Proto-Italic sekʷōr