一口に…といっても => Although in general... N2
Evaluate
..... ばかりもいられない => can't keep doing ~ N2
Speculation
ばかりはいられない => can’t keep doing ~ N2
なりに,なりの,それなり => In A's own way, in a(n) A way N1
Adjectival, Descriptions
そればかりか => Not only that, it's not just that N3
Compare
これ/それ/あれ => this/that N5
Spatial relations
てばかりはいられない => Cannot always A N2
Needs, Requirements
~それなり => in itself; as it is; in its own way; as suits the occasion N1
Related, corresponding
てくれてありがとう => Thank you for doing A N4
Honorifics
...なり...なり => [A] or [B] or~ N1
Selection
...なりなんなり... => any,anything,whatever N1
Vague
~かれ~かれ      => sooner or later; more or less N1