[続「つづ」]ける => continues, to continue to N4
Secondary Verb
につけ => During both times/situations A and B, N2
Time, Situation
つつ/つつも => While A, B. Although A (is beng done), B N2
Information, Report
[謙譲語「けんじょうご」] => Humble form of A, humble form of する verbs N4
Honorifics
つ~つ => Doing A and B (repeatedly, one after another) N1
Information, Report
をはじめ/をはじめとする => For example, A N2
Lists, Examples
つつある => In the middle of A; in the process of A N2
Time, Situation
ずじまい => Haven't done A N1
Will, Decision, Doing
しまつだ => Denotes negative results A N1
Reason, Result, Response
[次第「じだい」]だ => It depends on A N2
Based, Focused, Depending on
だけのことはある => It's not surprising that A, A is no surprise, A is no wonder N2
Adjectival, Descriptions
つもりだ => Plan to, be going to N4
Sentence Endings