てばかりはいられない => Cannot always A N2
Needs, Requirements
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
なら~なり => If A/B is the case... N1
Conditional, While
あまり~ない => Not very ~ N5
Amount
の+ [至「いた」]り => Very A N1
Degree/ Level/Amount
くらいだ/ぐらいだ => Around/about N5
Amount
かぎり/ないかぎり => While A is the case/still true N2
Conditional, While
というより => Rather than A N3
Comparison, Exchange
らしい => Seem to~ N4
Sentence Endings
なり~なり => A or B N1
Lists, examples
ずにはいられない/ないではいられない => Can't help but A; A is unavoidable N2
Will, Decision, “Doing”
くらいなら => I would prefer (doing) B over A N1
Contrast/Surprise