Example sentence - We unexpectedly found an arrowhead in the wheat field.
I found six arrowheads today.
'the arrowhead was knocked to the ground as i crashed into the wall' you have just used it by saying "How do you put arrowhead in a sentence?"
The compound word is arrowhead.
I am not writing a sentence using that word.
Most vipers have a skull shaped like an arrowhead.
I can give you a sentence using the word galaxy.
a sentence using the word endotracheal
This is a sentence using the word aviator.
I am saying a sentence using the word collagen.
This is a sentence using the word monomer. :P
this is a sentence using the word armchair.
Caveman Bob moistened a long thread of sinew and then proceeded to tightly wrap the new arrowhead to the shaft.
Need a sentence using the word crater?