に足る => worthy; worth doing N1
に足りない/に足らない => cannot; not worthy; not worth doing ~ N1
[事「こと」]ができる => Be able to A; can do A, Can A; be possible to A; N4
Causative, Passive, Volitional
限りがある/ない => is limited, has boundary N2
Limit, limit
がり => tend to, sensitive to N4
…にはむりがある => difficult to do; is unreasonable / unrealistic / impossible N3
Vague
てもらえるとありがたい => grateful, thankful if... N4
Emphasize
がわかります => Capacity N5
Ability
~ がかり => similar to ...,dependent on ... N1
Evaluate
より~ほうが => is more than N5
…どうりがない => No reason... N2
Emphasize negative meaning
あがる => ...up (Upwards) N4
Direction