This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. Third-person singular simple present indicative form of disannul.

"That represents something of the heart of God as expressed in Genesis 3, because now we see the divorce papers being finalized as God disannuls the relationship He had with humanity and as the man and woman sort out memories of a lost opportunity."

disannulled    disannulling    disannuls   

invalidate