say it: EH-skuh-layt
escalate is a verb meaning "increase in extent or intensity". It carries one recorded sense.
increase in extent or intensity
“The Allies escalated the bombing”
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 escalate 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.