Liffey
geographical name
Lif·fey ˈli-fē 
river 50 miles (80 kilometers) long in eastern Ireland flowing into Dublin Bay
- a step in the right direction
- a step up
- a step up/down
- a stitch in time
- a stitch in time (saves nine)
- a stitch in time saves nine
- a stone's throw
- a stone's throw away
- a storm in a teacup
- a stroke of genius
- a stroke of work
- A student
- a sure bet
- a sure thing
- a swelled head
- a tad
- a taste of someone's own medicine
- a taste/dose of someone's own medicine
- a tempest in a teapot
- a tempo
- a tergo
- a thick ear
- a thing
- a thing devoutly to be wished
- a thing like