There is a total of 6420 clues beginning with op
- Open spaces in sylvan places
- Open spaces in the woods
- Open spaces
- Open spot in a woods
- Open square in Paris
- Open square
- Open squares, in Paris
- Open stars?
- Open statement
- Open storage
- Open stretches
- Open structure
- Open suddenly
- Open swath in a forest
- Open terrain
- Open the corral
- Open the curtains
- Open the door for
- Open the door to
- Open the door
- Open the eyes
- Open the faucets onstage, so to speak
- Open the front door for, as a guest
- Open the mouth wide
- Open the pickle jar
- Open the pot
- Open the soul
- Open the throttle
- Open the throttle wide
- Open the way
- Open the windows in
- Open the windows of
- Open the wine
- Open times, for short
- Open to a bribe
- Open to advice
- Open to all
- Open to all
- Open to attack, and based on the starts of the answers to starred clues, what this puzzle is
- Open to attack
- Open to being a mole
- Open to both men and women, as a college
- Open to both sexes
- Open to breezes
- Open to bribery
- Open to bribery
- Open to bribes
- Open to change
- Open to contravention
- Open to corruption
- Open to cure
- Open to debate
- Open to debate, as a point
- Open to defeat
- Open to discussion
- Open to dispute
- Open to doubt or debate
- Open to everyone
- Open to everyone, in a way
- Open to influence
- Open to inspection
- Open to persuasion
- Open to persuasion
- Open to placation
- Open to public view
- Open to question
- Open to question
- Open to suggestion
- Open to suggestions
- Open to suggestions, say
- Open to the breeze
- Open to the public, as a park
- Open to the wind
- Open to view
- Open to view
- Open to view: Abbr
- Open tournament
- Open tourney
- Open tract
- Open tracts
- Open truck
- Open two interlocking tabs
- Open two-seat auto
- Open two-seat car
- Open up
- Open up in a way
- Open up -- of worms
- Open up a rip again
- Open up the floodgates, so to speak
- Open up the tear ducts
- Open up to
- Open up Twitter, say
- Open up ___ of worms
- Open up, as a flower
- Open up, as a jail cell
- Open up, as a new shirt
- Open up, as a tomb
- Open up, as a topic
- Open up, as some jackets
- Open up, in a way