Difference between Come to a full stop and Come to a stop

come to a full stop—

1. stop suddenly or unexpectedly:

• The dog had a roll on the lawn before charging at her and coming to a full stop ready to play.

2. be unable to proceed any further with smth.:

• We have come to a full stop in our efforts to achieve Utopia.

3. (of a narrative, etc.) terminate or end abruptly:

• The story thus comes unexpectedly to a full stop.

come to a stop—be no longer moving:

• The elevator came to a stop on the main floor.