Where does “prayful” come from?

prayful (English) comes from English pray, from Middle English preien, from Anglo-Norman preier, from Old French proiier, from Latin precor, from Latin prex, from Proto-Italic preks, from Proto-Indo-European préḱs.

Ancestry of “prayful”, step by step

prayful traces back through two separate lines of ancestry.

via English pray

StepLanguageWordMeaning
1EnglishprayTo direct words, thoughts, or one's attention to...
2Middle Englishpreiento pray
3Anglo-NormanpreierAlternative form of proiier
4Old Frenchproiierto pray; to pray; to beg; to implore; to beg
5LatinprecorI beseech, beg, pray, entreat; I wish well or ill...
6Latinprexprayer; request; entreaty
7Proto-Italicpreks
8Proto-Indo-Europeanpréḱs
9Proto-Indo-Europeanpreḱ-to ask
10Proto-Indo-Europeanpr̥ḱneh₂

via English ful

StepLanguageWordMeaning
1Englishful
Every word from Proto-Indo-European pr̥ḱneh₂