
Hello, hey, hi, howdy, good day, yo, what's up, wassup, hey there

Hola, buenos días

Bonjour, salut

Buon giorno

Hallo, guten tag

Hallo; familiar: hoi, goeiendag; formal: goedendag

Goddag, hej, dav, hejsa, davs, halløj, halløjsa (ranging from formal through informal to slightly silly)

Hallo, god dag

Salve (to 1 person) / salvete (to a group), amice

Hej, cześć, witam, dzień dobry (formal)

Здравствуйте, привет

你好 (ni3 hao3)

Cantonese:你好 (Néih hóu)

Mandarin: 您好 (nin hao) (formal)

おはよう(~ございます (formal))、こんにちは、こんばんは、おっす (ohayou (gozaimasu) "good morning", konnichiwa (general), konbanwa "good evening", ossu "yo")

Chào [insert name or title]!

Kia Ora, Tena Koe, Tena Korua, Tena Koutou - (Common/Informal, Hello to singular, Hello to dual, Hello to plural)

Tere!

Terve!
Kreyòl ayisyen: Bonjou! (before noon) Bonswa! (afternoon)
Pashto: سَلام! (salam)

Halò

안녕하세요 (TL: annyeong hasehyo)

สวัสดี ครับ (Male speaker; TL: saL watL deeM khrapH)

สวัสดี ค่ะ (Female speaker; TL: saL watL deeM khaF)
Sorry I was a little too lazy to get the phonetic pronunciation

Aiuna/CUE: Akite napeir ta ya aleilus (I am glad to see you), Akinape (Slang hello), Te ave seluté-elas dersilcé-etel napeima ya surilus (I hope this letter finds you in good health)

Sal (informal), saluton

Feayran: Káu/kái (more formal), elàeráu/elàerái (more familiar)

Xylphika: Hai

Wistra Gutisk: Hallo /haKo/, 'llo /Ko/, hái /haI/, hei /heI/; Ƕaiwa is þu? /WEw@ Is Tu:/ (Wistra Gutisk does not have a contraction such as 'howdy'); Goþs daga /gOTs daja/

Emmut: Dajręte (formal), ilgahboś (formal), daru (to one person), darą (to more people)

Vayardyio: talosyio, datalio; (informal:) sévo! pai!

Staalouvan- INFML- Aia! FML- Uulei! VRY FML- Ssumajei!

Rakhin: Hi- Tšṙéə! to-greet Hello- Pleš djô ko? please you QUE

Menietzvetz: Ozka, Tzezt

Sjebasvju: Háj! Haluv!

Taiwazaiho: hazem / 'oya hee

Inniz: gretik (IPA /gɾɛtɪk/) (literally means 'greeting')

Aidisese: Detai!

Tō Taiōn: Veisa! (Lit. love in friendship)

Ithkuil: Ķiwam afqâq̌at’/Viwam afqâq̌at’ (literally 'I greet you' when addressing a single person or a group of people, respectively. I don't think Ithkuil uses contractions.)[/quote]

Pinhgyxgo: Ohå! (Can serve either as a greeting or as a parting)

Dunbar: Tan dimtu (formal).
Idimitue ge or in plural Idimituer ker.(greetings).
Takai! (informal).

Vanya: Ína rai ia ti.(I´m greeting you.)

Niocaci Talnoli: Teda Cie, Cie, Conara Cie, Ure - (Equal, Informal, Formal/Superior, Inferior)

Selinki: Haya! Hej!