っぽい => Seems A; A-ish N3
Adjectival, Description
っぽい => seems like; somewhat; -ish; easily does; often does ~ N2
いっぽう(で) => on one hand, on the other hand; although ~ N2
Compare
[一方「いっぽう」]だ => Change A continues, A does not stop N2
Miscellaneous
[一方「いっぽう」] => On one hand A, on the other, B; Although A, at the same time, B N2
Contrast,Surprise
て~て => Connect sentences N5
Line up, list
て … て => ... So very ..., extremely N3
Evaluate
ても~ても => even if ~ N4
Line up, list
て/なくて => Because/Because not N4
ては~ては => repetitive situations/actions N2
~をたて(~を経て)      => through; after; via N1
~にしてはじめて      => since at ~ N1