Account for special word endings

[frederickobrien]

• ay (p.24)
• y / ie / igh (p.24) (partially done with Better handling of words that end with 'y' #373)
• ly (p.25)
• oy (p.25)
• ality / elity / ility / olity (p.29)
• arity / erity / ority / urity (p.30)
• ing / ingle (p.39)

Page 40

• ang / ong / ung / eng

Page 41

• inge / ange / onge / unge / enge

Page 42

• ank / ink / onk / unk

Page 53

• Ever

Page 83

• wood / word / ward / wide

Page 86

• ment
• avity / evity
• tivity/ject