Where does “roommateless” come from?

roommateless (English) comes from English roommate, from English -mate, from English maté, from Middle English mate, from Middle Low German māte, from Old Saxon gimato, from Proto-Germanic gamatjô, from Proto-Germanic ga- — resin.

roommateless (English): Without a roomate; not having a roommate

Definitions

  1. Without a roomate; not having a roommate

Ancestry of “roommateless”, step by step

roommateless traces back through two separate lines of ancestry.

via English roommate

StepLanguageWordMeaning
1EnglishroommateA person with whom one shares a room, as at...
2English-mateUsed to form nouns having the sense of "a comrade or fellow with whom what is denoted by the noun is shared"
3EnglishmatéAn evergreen tree, Ilex paraquariensis, native to...
4Middle Englishmatemate companion, comrade
5Middle Low Germanmāte
6Old Saxongimato
7Proto-Germanicgamatjô
8Proto-Germanicga-Indicates association or togetherness; co-;...
9Proto-Indo-Europeanḱómbeside, near, by, with
10Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
11Middle Englishkyt
12Germankittputty certain kinds of cement used for fixing e.g. window panes
13Old High Germankuti
14Proto-West Germanickwidugum, resin
15Proto-Germanickweduzresin

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-Germanic kweduzEvery word from Proto-West Germanic kwiduEvery word from Old High German kuti