Many people in my area use the word "agreeance" and I find it irksome. Dictionary.com seems to be in agreement with me (har har): http://dictionary.reference.com/browse/agreeance
Main Entry: agreeance
Part of Speech: n
Definition: the act of agreeing
Example: Usage of the site constitutes agreeance with these terms.
Usage: considered obsolete and a bastardization of 'agreement'
Do you use it? Do you think it's acceptable or obsolete?