1 layer

2 stratum

3 laminated

4 floor (of a building)

5 storey

6 classifier for layers

7 repeated

8 sheaf (math.)

1 layer

2 level

3 gradation

4 arrangement of ideas

5 (a person's) standing

1 variant: 岩 yán

1 upper layer

1 underlayer

2 lower class

3 lower strata

4 substrate

1 more and more emerge

2 innumerable succession

3 breeding like flies (idiom)

1 range upon range of mountains (idiom)