ος relative pronoun - nominative singular masculine
hos  hos: the relatively (sometimes demonstrative) pronoun, who, which, what, that -- one, (an-, the) other, some, that, what, which, who(-m, -se), etc.
μεν particle
men  men: indicative of affirmation or concession (in fact); usually followed by a contrasted clause (this one, the former, etc.)
πιστευει verb - present active indicative - third person singular
pisteuo  pist-yoo'-o: to have faith (in, upon, or with respect to, a person or thing), i.e. credit; by implication, to entrust (especially one's spiritual well-being to Christ)
φαγειν verb - second aorist active middle or passive deponent
phago  fag'-o: to eat -- eat, meat.
παντα adjective - accusative plural neuter
pas  pas: apparently a primary word; all, any, every, the whole
ο definite article - nominative singular masculine
ho  ho: the definite article; the (sometimes to be supplied, at others omitted, in English idiom) -- the, this, that, one, he, she, it, etc.
δε conjunction
de  deh: but, and, etc. -- also, and, but, moreover, now (often unexpressed in English).
ασθενων verb - present active passive - nominative singular masculine
astheneo  as-then-eh'-o: to be feeble (in any sense) -- be diseased, impotent folk (man), (be) sick, (be, be made) weak.
λαχανα noun - accusative plural neuter
lachanon  lakh'-an-on:  a vegetable -- herb.
εσθιει verb - present active indicative - third person singular
esthio  es-thee'-o: to eat (usually literal) -- devour, eat, live.