On the fly
Synonyms for On the fly
- on the wing
- hurridly
- on the go
- on the move
- in flight
- in your innermost thoughts
- behind back
- in your heart of hearts
- on the sly
- unobserved
- clandestinely
- under the counter
- stealthily
- confidentially
- in camera
- furtively
- in your heart
- in confidence
- behind closed doors
- covertly
- quietly
- surreptitiously
- privately
- in secret
- secretly
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