のが上手 => to be good at doing something N5
の上で(は)/~上 => according to; from the viewpoint of ~ N2
手前 => considering; before; in front of; one’s standpoint N1
以上(は) => because; since; seeing that ~ N2
のが下手 => to be bad at doing something N5
の[上「うえ」]では => As… N4
Situations and Experiences
上は => now that; since; as long as ~ N2
上 => In terms of... N1
Position, perspective
以上 (の) => Just mentioned above N1
Standard
上げる => to finish doing ~ N3
その上 => besides; in addition; furthermore ~ N3
上で => upon; after; when; for; in order to N2