keep close to (verb) buckle down: work very hard
Sinonime: beating, booming, clangorous, consonant, deep, deep-toned, earsplitting, echoing, electrifying, enhanced, full, heightened, intensified, loud, mellow*, noisy, orotund, powerful, profound, pulsating, pulsing, resounding, reverberant, reverberating, rich, ringing, roaring, rotund, round, sonorant, sonorous, stentorian, strident, thrilling, throbbing, thundering, thunderous,
vibrantAntonime: be lazy,
ignore,
relax