ει conditional
ei  i: if, whether, that, etc. -- forasmuch as, if, that, (al-)though, whether.
δε conjunction
de  deh: but, and, etc. -- also, and, but, moreover, now (often unexpressed in English).
τις indefinite pronoun - nominative singular masculine
tis  tis:  some or any person or object
αγνοει verb - present active indicative - third person singular
agnoeo  ag-no-eh'-o: not to know (through lack of information or intelligence); by implication, to ignore (through disinclination) -- (be) ignorant(-ly), not know, not understand, unknown.
αγνοειτω verb - present active middle - third person singular
agnoeo  ag-no-eh'-o: not to know (through lack of information or intelligence); by implication, to ignore (through disinclination) -- (be) ignorant(-ly), not know, not understand, unknown.