from ὅς with the directive enclitic of source; from which place or source or cause (adverb or conjunction):--from thence, (from) whence, where(-by, -fore, -upon).
from ἐκ and ἔρχομαι; to issue (literally or figuratively):--come (forth, out), depart (out of), escape, get out, go (abroad, away, forth, out, thence), proceed (forth), spread abroad.
a prolonged form of a primary verb; to "know" (absolutely) in a great variety of applications and with many implications (as follow, with others not thus clearly expressed):--allow, be aware (of), feel, (have) know(-ledge), perceived, be resolved, can speak, be sure, understand.
from πρός and ἔρχομαι (including its alternate); to approach, i.e. (literally) come near, visit, or (figuratively) worship, assent to:--(as soon as he) come (unto), come thereunto, consent, draw near, go (near, to, unto).
TRV