Where does “dreamsick” come from?

dreamsick (English) comes from English dream, from Middle English drem, from Old Frisian drēma, from Proto-West Germanic *draumijan, from Proto-Germanic draumijaną, from Proto-Germanic draumaz, from Proto-Germanic draugmaz, from Proto-Indo-European dʰrowgʰ-mos — to support; to hold.

dreamsick (English): or infatuated because of one's longings or daydreams

Definitions

  1. or infatuated because of one's longings or daydreams

Ancestry of “dreamsick”, step by step

dreamsick traces back through two separate lines of ancestry.

via English dream

StepLanguageWordMeaning
1EnglishdreamImaginary events seen in the mind while sleeping;...
2Middle Englishdremmusic; voice, conversing; joy, mirthfulness
3Old Frisiandrēma
4Proto-West Germanic*draumijanto dream
5Proto-Germanicdraumijanąto dream
6Proto-Germanicdraumazdream
7Proto-Germanicdraugmaz
8Proto-Indo-Europeandʰrowgʰ-mos
9Proto-Indo-Europeandʰrewgʰ-to deceive, to mislead; to serve one's tribe;...
10Proto-Indo-Europeandʰer-to support; to hold

via English sick

StepLanguageWordMeaning
1EnglishsickIn poor health; ill; Having an urge to vomit;...
2EnglishsicThus; thus written; To mark with a bracketed sic;...
3EnglishseekTo try to find; to look for; to search for; To...
4Middle EnglishsekeAlternative form of seken
5Old Englishsēċanto seek or inquire about
6Proto-West Germanicsōkijanto seek, to look for
7Proto-Germanicsōkijanąto seek, look for
8Proto-Indo-Europeanséh₂gyetito give a sign
9Proto-Indo-Europeanseh₂g-to seek out
Every word from Proto-Indo-European dʰer-Every word from Proto-Indo-European dʰrewgʰ-Every word from Proto-Indo-European dʰrowgʰ-mos