annoying

pain, pain in the ass, pain in the neck

snook (disrespectful gesture, performed by placing the tip of a thumb on one's nose with the fingers spread, and typically while wiggling the fingers back and forth) / act of defiance

paragraph mark

(figuratively) to shoot oneself in the foot

strap, understrap

(figuratively) to be in a quandary, to be unsure of what to do, not to know where you stand

shoehorn (tool used to assist the foot)

footstool (a low stool) / footrest for motorcycle

(takes a reflexive pronoun) to get up on the wrong side of the bed (to feel irritable without a particular reason)