"Underchamberlain" is a compound word made up of "under" and "chamberlain." It is spelled /ˌʌndərˈʧeɪmbərleɪn/ in IPA phonetic transcription. The first syllable is pronounced like "uh-nd-er" while the second syllable is pronounced "chaym-buhrl-ay-n." The stress falls on the second syllable of "chamberlain." This word refers to a subordinate chamberlain, someone who assists or works under a chief chamberlain. It is a rare term that may not be familiar to many people.