Start with either "IR" or "WR"; add them to the beginning of the word suggested by the clue to form a new word.
Ex: IR + glow, emit = treat with radiation. [IR + radiate = Irradiate]

-1. IR + what you did at lunch = very angry.

-2. WR = neuter pronoun = legal document.

-3. WR + member of the fox family = tropical fish. 6 letters

-4. IR + not off = Fe.

-5. WR + fishermen = cattle herders. 9

6. IR + chemical symbol for potassium = annoy.

-7. IR + logical = contrary to reason. 10

-8. WR + uses acid in art = miserable, unfortunate persons. 8

-9. IR + third person, present tense of "to be" = ornate flower.

-10. WR + should = formed, made. 7

4. Iron

Thanks jb.

1. Irate

1. Irate

8. Wretches

Thanks. Lex, try again.

3. Wrasse

5. wranglers

Thanks.

2 - writ

7. irrational

Thanks.

10. wrought

Thanks.

9. Iris

Hi ob. Good one.

6. Irk - Hi Curly

Bernie

Thanks Bernie.