Where does “unsecurely” come from?

unsecurely (English) comes from English unsecure, from English secure, from Middle English securite, from Middle French securité, from Latin sēcūritās, from Latin sēcūrus, from Latin sē-, from Latin sex — six.

Ancestry of “unsecurely”, step by step

unsecurely traces back through two separate lines of ancestry.

via English unsecure

StepLanguageWordMeaning
1Englishunsecureinsecure
2EnglishsecureFree from attack or danger; protected; Free from...
3Middle Englishsecuritesecurity, safety; comfort, the state of being...
4Middle Frenchsecurité
5Latinsēcūritāssecurity, safety
6Latinsēcūruscareless, negligent
7Latinsē-apart-; aside-; away
8Latinsexsix; 6
9Proto-Italicsekssix
10Proto-Indo-Europeanswéḱssix

via English ly

StepLanguageWordMeaning
1EnglishlyAbbreviation of light-year
2VietnameselyAlternative spelling of li
Every word from Proto-Indo-European swéḱs