οταν conjunction
hotan  hot'-an: whenever (implying hypothesis or more or less uncertainty); also causatively (conjunctionally) inasmuch as -- as long (soon) as, that, + till, when(-soever), while.
δε conjunction
de  deh: but, and, etc. -- also, and, but, moreover, now (often unexpressed in English).
ελθη verb - second aorist active subjunctive - third person singular
erchomai er'-khom-ahee: accompany, appear, bring, come, enter, fall out, go, grow, light, next, pass, resort, be set.
το definite article - accusative singular neuter
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
τελειον adjective - accusative singular neuter
teleios  tel'-i-os: complete (in various applications of labor, growth, mental and moral character, etc.); neuter completeness -- of full age, man, perfect.
τοτε adverb
tote  tot'-eh: the when, i.e. at the time that (of the past or future, also in consecution) -- that time, then.
το definite article - nominative singular neuter
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
εκ preposition
ek  ek: a primary preposition denoting origin (the point whence action or motion proceeds), from, out (of place, time, or cause literal or figurative; direct or remote)
μερους noun - genitive singular neuter
meros  mer'-os: a division or share (literally or figuratively, in a wide application) -- behalf, course, coast, craft, particular (-ly), part (-ly), piece, portion, respect, side, some sort(-what).
καταργηθησεται verb - future passive indicative - third person singular
katargeo  kat-arg-eh'-o: to be (render) entirely idle (useless), literally or figuratively