ざるを[得「え」]ない => Only A is left to do/can be done N2
(Not)only, (Not) even
を[禁「きん」]じ[得「え」]ない => Can't help but do A, can't hold back from A (emotional response to something) N1
Will, Decision, Doing
をはじめ/をはじめとする => For example, A N2
Lists, Examples
をもとに/をもとにして => A as a basis for B N2
Based, Focused, Depending on
[一方「いっぽう」]だ => Change A continues, A does not stop N2
Miscellaneous
ふりをする => To pretend to (be) A N3
Adjectival, Description
を[機「き」]に => Use A as an opportunity N1
Time, Situation
をかわきりに => Starting with A N1
Miscellaneous
を[余儀「よぎ」]なくされる => Must do A N1
Will, Decision, Doing
をよそに => Without regards to A, Ignoring A, Despite A N1
Considering/ Concerning
[一方「いっぽう」] => On one hand A, on the other, B; Although A, at the same time, B N2
Contrast,Surprise
ようになる/なくなる => Become… N3
Time, Situation