Where does “alarmless” come from?

alarmless (English) comes from English alarm, from Middle English alarme, from Middle French alarme, from Italian all'arme, from Latin arma, from Late Latin armistitium, from Latin sistere, from Proto-Indo-European stísteh₂ti — to stand.

alarmless (English): Without a sense of alarm; unalarmed

Definitions

  1. Without a sense of alarm; unalarmed

Ancestry of “alarmless”, step by step

alarmless traces back through two separate lines of ancestry.

via English alarm

StepLanguageWordMeaning
1EnglishalarmA summons to arms, as on the approach of an...
2Middle Englishalarme
3Middle Frenchalarme
4Italianall'armea command to take up arms and be ready to fight: to arms!
5Latinarmadefensive arms, armor/armour, shields, weapons of...
6Late Latinarmistitium
7Latinsisteresecond-person singular future passive indicative...
8Proto-Indo-Europeanstísteh₂tito be standing up, to be getting up
9Proto-Indo-Europeansteh₂-to stand

via English less

StepLanguageWordMeaning
1EnglishlessTo a smaller extent or degree; comparative form...
2Middle Englishlesfalse; lying; deceptive; falsehood; a lie
3Old Englishlēasfalse, lax; false, void, loose; devoid of, loose...
4Proto-Germanic*laus
Every word from Proto-Indo-European steh₂-Every word from Proto-Indo-European stísteh₂tiEvery word from Latin sistere
alarmless — Etymology, Origin & Word History | Etymology Explorer