~ひょうしに(~拍子に)   => the moment [A], unintentionally / inadvertently caused something to happen N1
くらいなら/ぐらいなら => rather than (do …)​ N1
すら/ですら => even ~ (with emphasis) N1
いまさらながら => Still ... now N3
Time
くらい/ぐらい => approximately, about, almost N5
からすると/からすれば/からしたら => judging from; considering; by the look of ~ N2
… たら => Introduction N4
How to say the beginning
…くらいだから => Because (to the extent of) ... N3
Base, base
からある/からする/からの => at least; as much as; as many as ~ N1
きらい => Hate... N5
Ability
どちら => Where N5
Doubt
くらい/ぐらい => approximately; about; around; to the extent ~ N3