There is a total of 6423 clues beginning with op
- Open upland
- Open veranda
- Open vessel
- Open vessels
- Open views
- Open wagon of a certain shape
- Open warning
- Open waste land
- Open wasteland
- Open water-craft
- Open way
- Open weave
- Open weave fabric
- Open weave fabric
- Open wide
- Open wide and say "baa"
- Open wide, in a way
- Open wide
- Open widely
- Open wider, as a pupil
- Open Windows?
- Open with a box cutter
- Open with a church key
- Open with a click
- Open with a combination
- Open with a key
- Open with a letter opener
- Open with a paper knife
- Open with a penknife, say
- Open with a pop
- Open with a twist
- Open with amazement
- Open without a corkscrew
- Open wound
- Open your eyes
- Open __
- Open __ 9
- OPEN __ 9 (store sign)
- Open __ night
- Open __ of worms
- Open __: scans for the claustrophobic
- Open __: tennis period since 1968
- Open ___
- Open ___ (access the bloodstream)
- Open ___ (hospital procedure)
- Open ___ (hospital scanner)
- Open ___ (plan to pay later)
- Open ___ (start at the bar, maybe)
- Open ___ (unrestricted)
- Open ___ night
- Open ___ night (comedy club offering)
- Open ___ of worms
- Open ___ policy
- Open ___ …
- Open ___
- Open's opposite
- Open's partner
- Open, as 63 Across
- Open, as a 54-Across
- Open, as a bag
- Open, as a banana
- Open, as a barn door
- Open, as a barricaded door
- Open, as a beer keg
- Open, as a birthday present
- Open, as a bolted door
- Open, as a bottle
- Open, as a bottle of aspirin
- Open, as a bottle of champagne
- Open, as a bottle of soda
- Open, as a bottle of wine
- Open, as a brew
- Open, as a bud
- Open, as a cabernet sauvignon
- Open, as a cage
- Open, as a carpet
- Open, as a certain package
- Open, as a Chablis
- Open, as a champagne bottle
- Open, as a change purse
- Open, as a clasp
- Open, as a cold one
- Open, as a compressed file
- Open, as a court document
- Open, as a crate
- Open, as a dam
- Open, as a deadbolt
- Open, as a deadlock
- Open, as a door
- Open, as a door lock
- Open, as a door
- Open, as a drawer
- Open, as a fern frond
- Open, as a fist
- Open, as a flag
- Open, as a flower
- Open, as a garment bag
- Open, as a gas tank
- Open, as a gate
- Open, as a gate latch