Linchpin is a 8 letter English word. It's valid Scrabble word worth 15 points. It's valid Words with friends word worth 19 points.
You can make 83 anagrams from letters in linchpin (chiilnnp).
1350-1400; unexplained alteration of Middle English lynspin, equivalent to lyns, Old English lynis axle-pin (cognate with German Lünse) + pin pin
linchpin, linsh′pin, n. a pin used to keep the wheel of a carriage on the axle-tree.
If an axle had broken or a linchpin loosened the race would have been lost.
That I driv yer honour the last three miles without a linchpin!
When the linchpin comes out on his side, there'll be a jerk, I tell you!
This thin wedge end of the drawbolt is placed under the end of the linchpin.
A linchpin had fallen out, and permitted one of the wheels to slide off.
I will try to be brave, ma'am; but I really did try to put the linchpin back.
It was one courier in particular that proved the linchpin in Sunday night's operation that killed the al Qaeda leader.
At the moment, Yisrael Beiteinu is the linchpin of the coming rightist government.
Bolshevism was the linchpin that held all the other facets of conspiracy together.