~ましょう。 => Let's (together), Shall I/we…? N5
Verb suffixes
でしょう => I think... Probably.., I wonder if... N5
Miscellaneous
てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount
て[頂「いただ」]けないでしょうか? => Could you please A for me? N4
Secondary Verb
[謙譲語「けんじょうご」] => Humble form of A, humble form of する verbs N4
Honorifics
[極「きわ」]み/[極「きわ」]まりない => Extremely A N1
Degree/ Level/Amount
[使「し」][役「えき」][受「う」]け[身「み」] => Imperative N4
Causative, Passive, Volitional
[切「き」]れない => Can't finish/complete A N3
Potential, Possibility
そうにない => N2
Potential, Possibility
ようになる/なくなる => Become… N3
Time, Situation
[以上「いじょう」] => Because of A, B (is an expected/natural result), Now that A, B, More than (or including) A , More than (or including) A N2
Reason, Result, Response
べきだ/べきではない => Should do A; Must do A, Should not do A; Must not do A N3
Needs, Requirement