textually disfunctional

Someone who Creats conflit through text. Someone who is unable to communicate through text messaging. Someone who doesn't know how to text.

He is "textually disfunctional and cannot be trusted

Textual Bombardment / Harassment.

The act when one person sends another person a series of small, meaningless (by themselves and not as a whole), pointless, annoying, gear grinding redundant messages with the purpose of conveying a message.

Person1: Hi
Person1: How
Person1: Are
Person1: You
Person2: Dude can you quit? This is Textual Bombardment / Harassment.

Pesron1: Today?
Person1: Okay.

textually-assaulted

When a person is being bombarded with an excess of unwanted, unwarranted, and generally annoying text messages.

Dude, you sent me like 40 messages in a row; you textually-assaulted my phone. Stop.