Where does “semidaily” come from?

semidaily (English) comes from English daily, from Middle English dayly, from Old English dæġlīċ, from Proto-Germanic dagalīkaz — daily.

Ancestry of “semidaily”, step by step

semidaily traces back through two separate lines of ancestry.

via English daily

StepLanguageWordMeaning
1EnglishdailyThat occurs every day, or at least every working...
2Middle Englishdaylyconstant, habitual; daily; constantly, habitually
3Old Englishdæġlīċdaily
4Proto-Germanicdagalīkazdaily

via English semi

StepLanguageWordMeaning
1EnglishsemiA semi-detached house; A semitrailer; a...
2Englishsemi-half; partial, incomplete; somewhat, rather,...
3Latinsēmi-half
4Proto-Indo-Europeansēmihalf; partially
Every word from Proto-Germanic dagalīkaz
semidaily — Etymology, Origin & Word History | Etymology Explorer