[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
に[違「ちが」]いない => Without a doubt, A N2
Information, Report
ないと,なくちゃ => Must do A N3
Needs, Requirement
たち => Plural form N5
Amount
うち/ないうち => While A is the case, B; While A is occuring, B, While A is not occuring, B N3
Conditional, While
か~ないかのうちに => Right after A, C N2
Time, Situation
[最中「さいちゅう」] => In the middle of A N3
Time, Situation
がちです/がちになる => A tends to become/happen/occur N2
Potential, Possibility
らしい => Seem to~ N4
Sentence Endings
[際「さい」]して/に([際「さい」]し)/に[際「さい」]しての => At the time of A (which starts now).. N2
Time, Situation
~がほしい => I want ~ N5
Asking and Telling
てしょうがない/てしかたがない => Very A; Really A; Extremely A N2
Degree, Level, Amount