Gambetta
biographical name
Gam·bet·ta gam-ˈbe-tə 
ˌgäⁿ-bə-ˈtä
Léon (-Michel) 1838–1882 French lawyer and statesman; premier (1881–82)
- on suspicion of
- on tap
- on target
- on television
- on telly
- on tenterhooks
- on that score
- on that/this score
- on the air
- on the aisle
- on the alert
- on the altar of success
- on the assumption
- on the attack
- on the average
- on the back burner
- on the back of
- on the ball
- on the ballot
- on the barrel
- on the barrelhead
- on the basis of
- on the beam
- on the bed
- on the bias