say it: kuh-MIS-ur-ayt
commiserate is a verb meaning "to feel or express sympathy or compassion". It carries one recorded sense.
to feel or express sympathy or compassion
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for commiserate come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.