What is the Latin word for holily?

The usual Latin words for “holily” are sānctus, religiōsus, pius; also castus, colō. The right choice depends on the sense; see the distinctions below.

English → Latin

“holily” in Latin

sānctussacred, made inviolable, having been established as sacred.; sanctified or made holy; venerable, august, divine, blessed religiōsuspious, devout, religious; scrupulous; sacred, taboo piuspious, devout; dutiful, loyal, conscientious; good, blessed castusmorally pure, guiltless, spotless; especially in regard to sexual morality: pure, chaste, unpolluted, virtuous, continen colōto cultivate the land, till, tend, take care of a field or garden; to inhabit; to frequent, be the guardian of, cherish,

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

holily

sancte: religiose: pie: caste: (The words are found in this connection and order.) pie sancteque (e.g., colere).

Quick answer

What is the Latin word for holily?: The usual Latin words for “holily” are sānctus, religiōsus, pius; also castus, colō. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.