There is a total of 6420 clues beginning with op
- Optimism
- Optimism opposite
- Optimism that yields "thou," "eke" and "colorful"
- Optimism, in Soho
- Optimism; cheerfulness
- Optimist
- Optimist in "Candide"
- Optimist in a chair?
- Optimist on the "Treadmill to Oblivion"
- Optimist's assertion
- Optimist's asset
- Optimist's attribute
- Optimist's belief
- Optimist's coloring
- Optimist's comment
- Optimist's credo
- Optimist's declaration
- Optimist's dream
- Optimist's embraces?
- Optimist's feature
- Optimist's feeling
- Optimist's focus
- Optimist's hallmark
- Optimist's hopeful list?
- Optimist's hue
- Optimist's limit
- Optimist's limit?
- Optimist's mantra
- Optimist's motto
- Optimist's motto
- Optimist's opposite
- Optimist's peepers?
- Optimist's perspective
- Optimist's phrase
- Optimist's phrase under adverse circumstances or a hint to completing the answers to the six starred clues
- Optimist's portrayal
- Optimist's pronouncement
- Optimist's quality
- Optimist's question
- Optimist's shade?
- Optimist's statement
- Optimist's view of time
- Optimist's viewpoint
- Optimist's word
- Optimist's words
- Optimist, 1913 style
- Optimist, of sorts
- Optimist
- Optimistic
- Optimistic about
- Optimistic about a stock
- Optimistic and then some
- Optimistic aspect
- Optimistic assertion
- Optimistic bridge calls
- Optimistic business goal?
- Optimistic collection
- Optimistic colonel in "The Gilded Age"
- Optimistic comment
- Optimistic conditional
- Optimistic cry of a duffer
- Optimistic declaration
- Optimistic desire
- Optimistic emotion
- Optimistic expectations
- Optimistic expression
- Optimistic feeling
- Optimistic feelings
- Optimistic forecaster
- Optimistic Frenchman of the 1920's
- Optimistic gestures
- Optimistic Indian?
- Optimistic investors at the Panthers' school?
- Optimistic knight?
- Optimistic limit
- Optimistic line from a nursery rhyme
- Optimistic maxim from Virgil
- Optimistic Miller play?
- Optimistic Miller?
- Optimistic omen
- Optimistic one
- Optimistic ones
- OPTIMISTIC ORANGUTAN?
- Optimistic outlook
- Optimistic phrase
- Optimistic poker player's declaration
- Optimistic poker player
- Optimistic poker players
- Optimistic reply
- Optimistic scan at the dentist's?
- Optimistic situation
- Optimistic sort
- Optimistic Spanish ruler?
- Optimistic statement
- Optimistic statement (with 42-Across)
- Optimistic theater audience?
- Optimistic time on Wall Street
- Optimistic traders
- Optimistic types
- Optimistic view