Idioms
Toe the line
follow the rules
Touch and go
uncertain
Twiddling one's thumbs
feeling bored
Under the knife
under a surgical operation
Up in arms
to be angry
Up the ante
increase what is at stake or under discussion
Upset the apple cart
to cause trouble, especially by spoiling someone's plans
Walk on air
feel elated
Walk the tight rope
be very cautious
Water under the bridge
events from the past that are no longer important
White lie
a harmless or trivial lie, especially one told to avoid hurting someone's feelings
Work against the clock ⏳
to work in a great hurry to meet a deadline 🏃♂️
❝ We had to work against the clock to finish the project on time ❞
Yeoman's service
excellent work done