ちゃんと => Clear, neat, dignified, complete N3
Result status
ちゃんとする => Serious, tidy, complete N3
Result status
んじゃ => If ... then... N4
Condition (hypothetical condition)
んじゃない => can not, impossible to... N4
Ban
じゃありません => not to be N5
Emphasize negative meaning
んじゃなかったか => shouldn't have... N4
Regret
んじゃないか => right? isn't it? let's~; confirmation N4
Confirm
[中心「ちゅうしん」]に => With A as the center N2
Miscellaneous
んじゃない => confirmation of information; express surprise towards listener N4
Speculation
~いかんだ / いかんで、~ /  ~いかんによって、~ => It depends ... N1
Related, corresponding
に[反「はん」]して/に[反「はん」]し/に[反「はん」]する/に[反「はん」]した => In contrast to A N2
Contrast,Surprise
はもちろん => not to mention; not only … but also ~ N3