終わる => to finish; to end N4
[極「きわ」]み/[極「きわ」]まりない => Extremely A N1
Degree/ Level/Amount
[終「お」]わる => To finish A; A ends N4
Secondary Verb
~きわまる/きわまりない(~極まる/極まりない)      => extremely; very ~ N1
をかわきりに => Starting with A N1
Miscellaneous
のが上手 => to be good at doing something N5
のが下手 => to be bad at doing something N5
~をかわきりに(~を皮切りに)      => One after another; starting with ~ N1
~きわみ => the utmost N1
Limit, limit
きり => Only A N3
Degree. Level, Amount
きり => only; just; since; after ~ N2
きり => only; just; since; after ~ N3