Pr.

1. Priest
2. Prince
3. Provençal

pr.

1. Present
2. Price

pr

1. Pair
2. Per
3. Per rectum (Latin; medicine), through the rectum

PR

1. Press release
2. Prize ring
3. Proportional representation
4. Public relations
5. Puerto Rico

Pr (chem)

Praseodymium

• catastrophisms
• catastrophist
• catastrophists
• catatonia
• catatonias
• catatonic
• catatony
• catawba
• catawbas
• Catayan
• catbird
• catbirds
• catboat
• catboats
• cat-burglar
• cat-burglars
• catcall
• catcalled
• catcalling
• catcalls
• catch
• Catch-22
• catchable
• catch a crab
• catch-all