Pick Me Up Issue 4

[carollindao1]

Need a little help please.

13d of you own volition (10) o???????l?
18a maize as a vegetable (4,2,3,3) ????o???e???
14d forerunner (9) ???????o?

Thanks

[mazie]

18a Corn on the cob

[mazie]

13 voluntarily

[mazie]

precursor ?

[carollindao1]

Thanks. If 13d is voluntarily can you answer - 12am (7,5) inability to pen a novel. I thought it was writers lock but does not fit with your ans.volutarily.
Thanks

[Baldric]

WRITERS BLOCK

[carollindao1]

If your voluntarily is correct can you tell me what 12a(7,5) inability to pen a novel. I put writers block but need to start 13d with o

[Baldric]

OPTIONALLY ?