Answer: baulker

AnswerCrossword Clue
baulkerone who baulks (to refrain from proceeding, also BALK, BAUK)
baulkerto avoid deliberately
baulkeran illegal motion by a pitcher towards the plate or towards the base when there are runners on base, esp without delivering the ball
baulkera roughly squared heavy timber beam
baulkeran unploughed ridge to prevent soil erosion or mark a division on common land
baulkerto thwart, check, disappoint, or foil
baulkeran obstacle; hindrance; disappointment
baulkerto stop short, esp suddenly or unexpectedly; jib
baulkerto turn away abruptly; recoil
baulkerto miss unintentionally
baulkera timber tie beam of a roof