say it: in-VIG-ur-it
invigorate is a verb meaning "heighten or intensify". It carries 4 recorded senses.
impart vigor, strength, or vitality to
“Exercise is invigorating”
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 invigorate 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.