- angle
- bee
- bend
- bleb
- boutade
- brainstorm
- bug
- cant
- capriccio
- caprice
- character
- chevron
- cicatrize
- conceit
- corner
- crank
- craze
- crazy idea
- crook
- crotchet
- cut
- defacement
- deform
- deformity
- delirium
- deviation
- disfigurement
- distort
- distortion
- eccentricity
- ell
- fad
- fancy
- fantastic notion
- fantasy
- flaw
- flimflam
- fool notion
- freak
- freakish inspiration
- freckle
- harebrained idea
- hemangioma
- hook
- humor
- idiosyncrasy
- inflection
- irregularity
- kink
- knee
- knot
- maggot
- megrim
- milium
- mole
- notion
- oddity
- passing fancy
- pock
- pockmark
- port-wine mark
- quirk
- quoin
- scar
- scratch
- screw
- sebaceous cyst
- taint
- toy
- trick
- turn
- twist
- vagary
- verruca
- vertex
- wale
- warp
- whim
- whimsy
- whim-wham
- wrench
- wrinkle
- zigzag