corrugation (n.)
- bezel
- chamfer
- chase
- chink
- chop
- cockle
- corduroy
- crack
- cranny
- crease
- crimp
- crinkle
- cut
- dado
- engraving
- flute
- fluting
- fold
- furrow
- gash
- gooseflesh
- gouge
- groove
- horripilation
- incision
- lop
- plica
- pucker
- rabbet
- ridge
- rifling
- ripple
- rivel
- rough
- ruck
- rut
- sandpaper
- score
- scratch
- slit
- streak
- stria
- striation
- sulcus
- washboard
- wimple
- wrinkle