quick

any area of the body that is highly sensitive to pain (as the flesh underneath the skin or a fingernail or toenail)

accomplished rapidly and without delay; "was quick to make friends"; "his quick reaction prevented an accident"; "hoped for a speedy resolution of the problem"; "a speedy recovery"; "he has a right to a speedy trial"

hurried and brief; "paid a flying visit"; "took a flying glance at the book"; "a quick inspection"; "a fast visit"

moving quickly and lightly; "sleek and agile as a gymnast"; "as nimble as a deer"; "nimble fingers"; "quick of foot"; "the old dog was so spry it was halfway up the stairs before we could stop it"

apprehending and responding with speed and sensitivity; "a quick mind"; "a ready wit"

performed with little or no delay; "an immediate reply to my letter"; "a prompt reply"; "was quick to respond"; "a straightaway denial"

easily aroused or excited; "a quick temper"; "a warm temper"

with little or no delay; "the rescue squad arrived promptly"; "come here, quick!"