kata (Greek #2596)
(prepositionally) down (in place or time), in varied relations (according to the case (genitive, dative or accusative) with which it is joined)
KJV usage: about, according as (to), after, against, (when they were) X alone, among, and, X apart, (even, like) as (concerning, pertaining to touching), X aside, at, before, beyond, by, to the charge of, (charita-)bly, concerning, + covered, (dai-)ly, down, every, (+ far more) exceeding, X more excellent, for, from ... to, godly, in(-asmuch, divers, every, -to, respect of), ... by, after the manner of, + by any means, beyond (out of) measure, X mightily, more, X natural, of (up-)on (X part), out (of every), over against, (+ your) X own, + particularly, so, through(-oughout, -oughout every), thus, (un-)to(-gether, -ward), X uttermost, where(-by), with. In composition it retains many of these applications, and frequently denotes opposition, distribution, or intensity.
Pronounce: kat-ah'
Origin: a primary particle
hekastos (Greek #1538)
each or every
KJV usage: any, both, each (one), every (man, one, woman), particularly.
Pronounce: hek'-as-tos
Origin: as if a superlative of ἕκας (afar)
hemera (Greek #2250)
day, i.e. (literally) the time space between dawn and dark, or the whole 24 hours (but several days were usually reckoned by the Jews as inclusive of the parts of both extremes); figuratively, a period (always defined more or less clearly by the context)
KJV usage: age, + alway, (mid-)day (by day, (-ly)), + for ever, judgment, (day) time, while, years.
Pronounce: hay-mer'-ah
Origin: feminine (with 5610 implied) of a derivative of ἧμαι (to sit; akin to the base of 1476) meaning tame, i.e. gentle