we have met

• mitra
• mitar
• mirat
• marti
• marit
• amrit
• timar
• ramit

haven't met but exist according to google

• imrat
• artim
• atmir
• armit
• ratmi
• ratim
• rimat
• mirta
• mairt
• matri

maybe aren't people but exist

• timra, sweden
• tamri, morocco
• tarim, yemen
• tiram, nepal
• atrim, dorset, england
• irtam pharmacy, nyc
• imart apple repair store, ca
• ritma massage therapy, france
• amtri engineering consultancy, uk
• amtir, a kind of ir-transmitting material
• tairm, a new single by a celtic rock band
• triam consulting services
• trima blood clotting system
• tirma chocolates, canary islands