peer group 
noun
A group of people of approximately the same age, status, and interests: prodigies should spend as much time as possible with their peer group...
- Teachers completed two measures of children's social status in the peer group.
- Status within the peer group is secured by having a desirable, alpha male boyfriend.
- There was a lot of pressure from clients and my peer group to buy stocks in this sector which I believed were overvalued and unsustainable.
- the Rat Pack
- Theravada
- Theravada Buddhism
- there
- thereabout
- thereabouts
- thereafter
- the real deal
- the reality is ——
- the real thing
- there and then
- thereanent
- the Reaper
- (there are) no flies on ——
- (there are) no prizes for guessing
- there are plenty more fish in the sea
- pudding time
- pudding way
- pudding-wife
- puddingy
- puddining
- puddle
- puddle ball
- puddle bar
- puddle duck