それはそうと => By the way N2
Miscellaneous
それと => A, and B N3
List, Examples
それとも => A? or B? N3
List, Examples
それでも => Even though A, B N2
Contrast,Surprise
てくれてありがとう => Thank you for doing A N4
Honorifics
こそあれ => Although A (A is some negative attribute) N1
Contrast/Surprise
こそすれ => B is definitely not so (strongly emphasized) N1
Contrast/Surprise
それなのに => Even though A, (unexpected result) B N2
Contrast,Surprise
それなら => If A is the case, then (let's) B N2
Reason, Result, Response
てこそ => Now since A... N2
Reason, Result, Response
[恐「おそ」]れがある => There is a chance of A N2
Potential, Possibility
とあれば => If A N1
Conditional, While