Textology
To make an apology, via the medium of text messaging, to avoid any personal contact.
"He really didnt want to speak to his ex about sleeping with her bestfriend. So he employed textology, to avoid confrontation."
textologize
1. to admit guilt or convey an excuse through text messaging without an expression of remorse or regret.
Janet textologized to Jeff for unilaterally changing the Thanksgiving plans.