fire line 
noun North American
A firebreak in a forest.I carry a rake, patrolling one flank of the fire, making sure it doesn't jump a pre-dug fire line....
- This fire has jumped the fire line three times in three days.
- Firefighters are still trying to build a nine-mile fire line around the blaze.
- hutong
- Hutson, Don
- Hutterite
- Hutton, James
- Hutton, Sir Leonard
- Hutu
- withering
- witheringly
- witherite
- wither on the vine
- withers
- withershins
- with flying colours
- with forked tongue
- with friends like ——, who needs enemies?
- with God
- with good (or bad) grace
- withhold
- withholder
- withholding tax
- within
- within a bull's roar (of)
- within an ace of
- within an inch of
- within a whisker of