Where does “ความโชคดี” come from?

ความโชคดี (Thai) comes from Thai โชคดี, from Thai ดี, from English Dee, from English do, from English ditto, from Italian ditto, from Italian detto, from Latin dictus — shoe.

Ancestry of “ความโชคดี”, step by step

ความโชคดี traces back through two separate lines of ancestry.

via Thai โชคดี

StepLanguageWordMeaning
1Thaiโชคดีgood fortune; good luck
2Thaiดีgallbladder; bile; good; on good terms; on a...
3EnglishDeeRiver Dee
4EnglishdoA syntactic marker
5EnglishdittoThat which was stated before, the aforesaid, the...
6Italianditto
7Italiandettopast participle of dire; past participle of...
8Latindictussaid, uttered; mentioned, spoken, having been...
9Latindīcōto say, talk, speak, utter, mention
10Latin-tiōtion, -ation, -ing
11Latindissertātiō(spoken) dissertation, discourse, disquisition
12Latindissertusarranged, disposed; explained
13Latindissereresecond-person singular future passive indicative...
14Latindis-asunder, apart, in two; reversal, removal;...
15Latincalceusshoe

via Thai ความ

StepLanguageWordMeaning
1Thaiความaffair; matter; content; essence; subject;...
2Proto-Taiɣwaːmᴬmatter
Every word from Latin calceusEvery word from Latin -tiōEvery word from Latin dis-