Write the answers
Verb affixes en- and -en

1. En- is a verb prefix:
   • en- + large = enlarge;
   • en- + able = enable;
   • en- + danger = endanger.
2. -en is a verb suffix:
   • sweet + -en = sweeten;
   • sharp + -en = sharpen;
   • dark + -en = darken.

Use either the prefix en- or the suffix -en to form the verbs in the sentences.

1. My coffee tastes bitter. I want to [ ]
   it.
2. The kitchen is too small. We're going to [ ] it.
3. Close the curtain to [ ] the room.
4. This course will [ ] me to develop my professional skills.
5. This illness can [ ] Mary.
6. I think that Tom's lifestyle might [ ] his health.
7. We must [ ] the safety of our workers.
8. The lecture is so boring. I wish he would [ ] it.
9. I want to [ ] the pencil.