abandon

A feeling of extreme emotional intensity.

The trait of lacking restraint or control; reckless freedom from inhibition or worry.

“she danced with abandon”

Leave behind empty; move out of.

Stop maintaining or insisting on; of ideas or claims.

“He abandoned the thought of asking for her hand in marriage”

Leave someone who needs or counts on you; leave in the lurch.

Give up with the intent of never claiming again.

Forsake, leave behind.

“We abandoned the old car in the empty parking lot”