Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
excusatory is an adjective meaning "offering or expressing apology". It carries one recorded sense.
offering or expressing apology
“an apologetic note”
“an apologetic manner”
Definitions, synonyms and semantic relations for excusatory come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.