めったにない => Rarely N3
Degree. Level, Amount
といったらない/といったらありはしない => Extremely A, Very A, A beyond description N1
Degree/ Level/Amount
といえば/というと/といったら => N3
Considering, Concerning
に[限「かぎ」]った[事「こと」]ではない => It's not limited to A, it's not only A N1
Degree/ Level/Amount
いかんでは,いかんによっては => Considering A, depending on A N1
Based/focused/depending on
から[言「い」]って => If you think about/consider A N2
Considering, Concerning
ところだった => About to… N3
Will, Decision, Doing
[全「まった」]く~ない => Not A (at all; even a little bit) N3
Not only, Not even
にいたって => As for A, when it comes to the example A N1
Considering/ Concerning
かいがあって => There is/was value in doing A N2
Adjectival, Descriptions
したがって => Because of A, B N2
Reason, Result, Response
かた => How to A N4
Verb Suffixes