vocab crossword

123456789
Across
  1. 1. the process of infecting or the state of being infected.
  2. 4. (of a sight, smell, or sound) barely perceptible.
  3. 6. be carried slowly by a current of air or water.
  4. 7. involving or denoting a speed greater than that of sound.
  5. 9. a person who designs, builds, or maintains engines, machines, or public works.
Down
  1. 2. become or make less wide.
  2. 3. to write (something) quickly
  3. 5. something that is not hard
  4. 8. unable to bend or be forced out of shape; not flexible.