北
JLPT HSK 1

běi

Two persons 丬, 匕 sit back-to-back, because they feel cold: in the north.

	乘
JLPT HSK 4

chéng
Top: rice plant 禾 (Here: tree 木 with shade-giving canopy 一), middle: north 北 (2 people 丬,匕 sit back-to-back because it is cold in: the north.)
When the two people lean against the shade-giving tree, they: take advantage of it.

	剩
JLPT HSK 4

shèng
Left: to use, take advantage of 乘 (When the two people 丬,匕 lean against the shade-giving 一 tree 木, they: are using it.), right: to cut/knife刂
When using a knife, there are always remainders.

	背
JLPT HSK 5

bēi, bèi
Top: north 北 (here: backbone || with ribs, or two persons sitting back to back), below: body part 月/肉
The backbone is the body part at the back and suitable to carry.

	乖
JLPT HSK 5

guāi
Inside: thousand 千, outside: North 北 (Two persons 丬,匕 sit back-to-back because of the north's cold.)
If 1000 persons are sitting back-to-back, they are obedient children.

	燕
JLPT no HSK

yān, yàn
From top: twenty 廿, north 北 (2 people sit back-to-back because of the north's cold.), mouth 口, fire 灬
In (groups of) twenty they come from the nord, because of the food (= mouth) and the temperature (=fire): the swallows

	脊
JLPT no HSK

jǐ
This character is seen as variation of back/stature: 背 with two persons 北 sitting back-to-back
'Back-to-back' the persons are sitting with this body part: The spine.

	冀
JLPT no HSK

jì
Top: north 北 (2 people sit back-to-back because it is cold in: the north.), bottom: differ, extraordinary 異 (Put a rice paddy 田 together 共 (with other paddies) and you will see how much they differ.)
Also in the north, our fields shall be extraordinary: This is what we hope.

	骥
JLPT no HSK

jì
Left: horse 马/馬 (with mane 三, four legs 灬 und tail ㄅ), right: to hope, wish 冀 (Also in the north 北, our fields 田 shall be commonly 共 extraordinary 異/ 异: This is what we hope)
The horse, we hope for is: a thoroughbred horse.