いつしか => before one knows N2
Accept, agree
つきましては => about; concerning; regarding N2
Cause, reason
しまつだ => Denotes negative results A N1
Reason, Result, Response
~且つ(かつ) => and N1
Line up, list
つつ => while; even though; despite ~ N2
~しまつだ      => end up; in the end; as a result (negative) N1
つつ/つつも => While A, B. Although A (is beng done), B N2
Information, Report
につけ~につけ => each time, whenever, either way N2
べつに => separately N2
Description
~てもさしつかえない => can ~; it’s okay if ~ (indicates permission or compromise) N1
Concession
からつくる/でつくる => made from; made with N4
ひとつ => A little N3
Repetition, habit