kai (Greek #2532)
and, also, even, so then, too, etc.; often used in connection (or composition) with other particles or small words
KJV usage: and, also, both, but, even, for, if, or, so, that, then, therefore, when, yet.
Pronounce: kahee
Origin: apparently, a primary particle, having a copulative and sometimes also a cumulative force
metamellomai (Greek #3338)
to care afterwards, i.e. regret
KJV usage: repent (self).
Pronounce: met-am-el'-lom-ahee
Origin: from 3326 and the middle voice of 3199