A five letter word for a scientists mistake is "error."
error
error Fault
"error"
The answer is botch.It's five letters, ending in H. A botch is an embarrassing mistake.
crossword? the answer is guard, you made a mistake somewhere
err
I suspect you're looking for "askew" and have made a mistake iwth the "g"
A five letter word for bravery is valor.
A five letter word for a game is "match."
Five letter word for tough:RigidStiffSolidDenseStoutTight
Scarf is a five letter word for muffler.