途端に... => as soon as; just as ~ N2
Time
切る => Give up, stop... N3
Happens next
切る/切れる/切れない => to do something completely to the end/unable to do; too much to finish/complete N3
[切「き」]れない => Can't finish/complete A N3
Potential, Possibility
~をかわきりに(~を皮切りに)      => One after another; starting with ~ N1
しかし => But, nevertheless N5
Change the subject of the story
もし~としても/もし~としたって => Assuming; Even if ~ N3
し~し => and; and what's more ~ (emphasis) N4
...し, ...し, (それで) ... => Because... and..., so... N4
List
しかしながら => however, nevertheless N2
Things do not match the prediction
し(~し) => and ... N4
Cause and Effect
...し, ...し, ...から => and; and what's more ~ (emphasis) N4
Line up, list