realm /relm/, obsolete reame /rēm/

1. A kingdom
2. A domain, province, region
3. A field of study or sphere of action

realmˈless adjective

• red squirrels
• redstart
• redstarts
• redstreak
• redstreaks
• reds under the bed
• reds under the beds
• red tape
• red-tape
• red-tapism
• red-tapist
• red-tapists
• red tide
• red tides
• red-top
• redtop
• red-tops
• redtops
• reduce
• reduced
• reducer
• reducers
• reduces
• reduce to the ranks
• reducibilities