なくちゃ => must do; need to; gotta do ~ N3
Necessity, obligation
ないと/なくちゃ/なきゃ => must do; need to; gotta do ~ N3
ないと,なくちゃ => Must do A N3
Needs, Requirement
ちゃんと => Clear, neat, dignified, complete N3
Result status
ちゃんとする => Serious, tidy, complete N3
Result status
ちゃった => to do something by accident, to finish completely N3
~なくちゃいけない      => must do; need to; gotta do ~, say necessary to do something N5
Obligatory
んじゃ => If ... then... N4
Condition (hypothetical condition)
なけりゃ => If not ... N2
Condition (hypothetical condition)
うちに => While... N3
どちら => Where N5
Doubt
たちまち  => Immediately, Quickly, Suddenly, In a moment or flash N2
Status