ただ~のみだ => Only A N1
(Not)only , (Not) even
だらけだ => Lots/tons of A N2
Degree, Level, Amount
くらいだ/ぐらいだ => Around/about N5
Amount
[次第「じだい」]だ => It depends on A N2
Based, Focused, Depending on
ほどだ => Over N2
Degree, Level, Amount
だが => A. However, B N2
Reason, Result, Response
だろう => Probably A N4
Sentence Endings
そうだ => Seem, like… N4
Situations and Experiences
だけましだ => Although A, B is (still) true (and is good) N2
Contrast,Surprise
までだ/までのことだ => Only A (will be done) N1
(Not)only , (Not) even
[頂「いただ」]く => Received N4
Give and take advice
ただし => A。However, B N2
Contrast,Surprise