1. Having no cause or apparent cause
   "we cannot regard artistic invention as...uncaused and unrelated to the times"
   - causeless, fortuitous

See also: unintended

• Heinrich Boell
• Heinrich Engelhard Steinway
• Heinrich Hertz
• Heinrich Himmler
• Heinrich Rudolph Hertz
• Heinrich Schliemann
• Heinrich Theodor Boell
• Heinrich von Kleist
• Heinz
• heir
• heir apparent
• heir presumptive
• heir-at-law
• heiress
• heirless
• heirloom
• heirship
• Heisenberg
• Heisenbug
• heist
• Heitor Villa-Lobos
• sticking
• sticking out
• sticking plaster
• sticking point