Verb Suffixes.
Ate, ise (ize), ish.
Separate
Advertise
Sympathize
Abolish
2. Intransitive.
En, er, ish, ite.
Happen
Wander
Perish
Unite
3. Causative.
En, fy.
Fasten
Satisfy
Strengthen
Magnify
4. Frequentative.
Le.
Cuddle
Drizzle
Paddle
Rattle
Settle
Twinkle
Wrestle
Wriggle