The spelling of "under garrulous" can be explained using IPA phonetic transcription. The first syllable "un-" is pronounced as /ʌn/ and means "not". The second syllable "der" is pronounced as /dɜːr/ and means "a position or condition below or beneath something". The third syllable "gar" is pronounced as /ɡær/ and means "excessively talkative". The final syllable "ulous" is pronounced as /ˈʌləs/ and means "having the qualities of". Therefore, "under garrulous" means "not excessively talkative and in a position below or beneath something".