Synonym: regress, return, reverse, revert. Similar words: elapse, lapse, collapse, synapse, collapsible, relax, relate, prelate. Meaning: [rɪ'læps ,'rɪː-] 
n. a failure to maintain a higher state. v. 1. deteriorate in health 2. go back to bad behavior.
n. a failure to maintain a higher state. v. 1. deteriorate in health 2. go back to bad behavior. 181. Anyhow, chronic pyelonephritis has a relapse instead, do not heal for a long time, finally should cause uremia.
More similar words: elapse, lapse, collapse, synapse, collapsible, relax, relate, prelate, related, relaxed, relative, relate to, relation, relaxing, correlate, related to, relaxation, relatively, correlative, correlation, relationship, in relation to, foreign relations, perhaps, upset, corpse, pseudo, lap, capsicum, knapsack.