Find Antonyms
hi Antonyms
Opposite of hi
Because the opposite of hi shifts with each meaning, the 8 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
• interjection (Context 1)
Used as a friendly, informal greeting when meeting someone or beginning a conversation.
Usage Example
"bye, it is great to finally meet you in person!"
Strongest
bye
goodbye
Strong
farewell
so long
adieu
cheerio
• noun (Context 2)
An instance of saying 'hi'; a casual, friendly greeting.
Usage Example
"She gave a quick goodbye to her neighbors before heading inside."
Strongest
goodbye
farewell
Strong
leave-taking
valediction
Similar words to hi
Words similar to hi shift depending on context. Common synonyms include:
hello
hey
greeting
hiya
oi
howdy
yo
greetings
Cite this Entry
Wordmom. (2026). Antonyms for Hi. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/hi