How do Korean honorific markers show respect in speech?

In the Korean language, honorifics are an extensive system that influences vocabulary, verb conjugation, and noun inflection to reflect the social status, age, and intimacy between speakers.12

To show respect, the language utilizes specific grammatical markers and speech styles:

• Honorific Marker: When the subject of a sentence is someone deserving of respect, such as a teacher or an elder, the marker - (u)si- is inserted into the predicate. Before a vowel, this is reduced to - (u)sy-, as seen in the form chusyŏ-yo.2
• Politeness Particles: A final particle, -yo, is often added to the infinitive form of a verb to convey friendly politeness.2
• Speech Styles: Korean employs various styles to indicate formality. For instance, the formal style uses specific endings for different sentence types:
  • Statements: -(sŭ)mnida
  • Questions: -(sŭ)mnikka
  • Commands: -(sŭp)sio
  • Suggestions: -(sŭ)psida2

These systems ensure that the level of deference is consistently expressed, as the language requires speakers to navigate social hierarchies through these grammatical choices.12