getting cracking (verb) commence: start action
Sinonime: brave,
buck*, call out, confront, dare, defy, denounce,
dispute, face off, go eyeball to eyeball with, go one on one with, go toe to toe with, go up against, hang in, insist upon, investigate, invite competition, make a stand, object to,
question, stand up to, throw down the gauntlet
Antonime: cease,
complete,
end,
finish,
stop