roo/rooh/ noun (pl roos collectively roo)

• thrust stage
• thud
• thug
• thuggee
• thuja
• thulium
• thumb
• thumb index
• thumb-index
• thumbnail
• thumb one's nose at
• thumb piano
• thumbscrew
• thumbs-down
• thumbstall
• thumbs-up
• thumbtack
• thump
• thumping
• thunder
• thunderbolt
• thunderclap
• thundercloud
• thunderhead
• thundering