tendron /tenˈdrən/

1. A shoot, sprout
2. (in pl) cartilages of the ribs

• umbrella pine
• umbrella plant
• umbrella plants
• umbrellas
• umbrella stand
• umbrella stands
• umbrella tree
• unbeatable
• unbeaten
• unbeautiful
• unbeavered
• unbecoming
• unbecomingly
• unbecomingness
• unbecomingnesses
• unbecomings
• unbed
• unbedded
• unbedding
• unbedimmed
• unbedinned
• unbeds
• unbeen
• unbefitting
• unbefriended