ει conditional
ei  i: if, whether, that, etc. -- forasmuch as, if, that, (al-)though, whether.
υπομενομεν verb - present active indicative - first person
hupomeno  hoop-om-en'-o: to stay under (behind), i.e. remain; figuratively, to undergo, i.e. bear (trials), have fortitude, persevere -- abide, endure, (take) patient(-ly), suffer, tarry behind.
και conjunction
kai  kahee: and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
συμβασιλευσομεν verb - future active indicative - first person
sumbasileuo  soom-bas-il-yoo'-o:  to be co-regent (figuratively) -- reign with.
ει conditional
ei  i: if, whether, that, etc. -- forasmuch as, if, that, (al-)though, whether.
αρνουμεθα verb - present middle or passive deponent indicative - first person
arneomai  ar-neh'-om-ahee: to contradict, i.e. disavow, reject, abnegate -- deny, refuse.
κακεινος demonstrative pronoun - nominative singular masculine - comparative or contracted
kakeinos  kak-i'-nos: likewise that (or those) -- and him (other, them), even he, him also, them (also), (and) they.
αρνησεται verb - future middle deponent indicative - third person singular
arneomai  ar-neh'-om-ahee: to contradict, i.e. disavow, reject, abnegate -- deny, refuse.
ημας personal pronoun - first person accusative plural
hemas  hay-mas': us -- our, us, we.