に過ぎない => no more than; just; merely; only ~ N2
すぎる => too much N4
かぎり/ないかぎり => While A is the case/still true N2
Conditional, While
かぎりだ => Very A N1
Degree/ Level/Amount
過去形 => Past form N5
Conjugate verbs
~といっても言い過ぎではない => it is no exaggeration to say; it is not too much to say N1
Position, perspective
に[限「かぎ」]って/に[限「かぎ」]り => Only A (A is a special condition) N2
(Not)only, (Not) even
に[限「かぎ」]る => A is the best N2
Information, Report
~かぎり => as long as; while… is the case; as far as; while ~ N2
Emphasis on degree
…すぎ ... => too much N4
Emphasis on degree
~かぎりなく ... にちかい => Almost, near, like, almost like N... N1
Limit, limit
を[余儀「よぎ」]なくされる => Must do A N1
Will, Decision, Doing