Where does “secondly” come from?

Secondly derives from English second, via Middle French seconder and Latin secundo, from Latin secundus meaning "following," ultimately from Proto-Indo-European sequor and ḱóm.

secondly (English): In the second place

Definitions

  1. In the second place

Ancestry of “secondly”, step by step

StepLanguageWordMeaning
1EnglishsecondNumber-two; following after the first one with...
2Middle Frenchseconder
3Latinsecundodative masculine singular of secundus; dative...
4Latinsecundussecond, the ordinal number after prīmus and...
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
Every word from Proto-Indo-European sekʷ-Every word from Proto-Indo-European sékʷetorEvery word from Proto-Italic sekʷōr