Where does “umbrellaless” come from?

umbrellaless (English) comes from English umbrella, from Italian ombrella, from Late Latin umbrella, from Latin umbra, from Old Latin omra, from Proto-Indo-European h₂mr-u-.

umbrellaless (English): Without an umbrella

Definitions

Without an umbrella

Ancestry of “umbrellaless”, step by step

umbrellaless traces back through two separate lines of ancestry.

via English umbrella

Step	Language	Word	Meaning
1	English	umbrella	Cloth-covered frame used for protection against...
2	Italian	ombrella	umbrella; The shady foliage of a tree; umbel
3	Late Latin	umbrella	—
4	Latin	umbra	a shadow; a shade; a ghost
5	Old Latin	omra	—
6	Proto-Indo-European	h₂mr-u-	—

via English less

Step	Language	Word	Meaning
1	English	less	To a smaller extent or degree; comparative form...
2	Middle English	les	false; lying; deceptive; falsehood; a lie
3	Old English	lēas	false, lax; false, void, loose; devoid of, loose...
4	Proto-Germanic	*laus	—

Every word from Proto-Indo-European h₂mr-u- →Every word from Old Latin omra →Every word from Latin umbra →