1) Spanish

Esé - homeboy

Pollito - means "small chicken," but is basically calling a person cute or adorable

Vato - dude, man, guy

Primo - "cousin," but can be used to call a close friend "family"

Jefe - "boss"

Chulo/a - cutie

Mi amado - my beloved

2) French

Mon chéri - honey

Belle Gueule - good-looking guy

Mon Frère - "my brother," can be used for a very close friend

Frérot - bro

Ma Poule - my sweetheart

Mon Enclume - "anvil," used for someone who means a lot to you

Sucre d'Or - a sweet girl

Papouille - a girl you like to cuddle

Mon Chou - honey

3) Gaelic (Irish)

Mo chuisle (muh KHUSH-leh) - my pulse

Mo chroí (muh KHREE) - my heart

A chara (uh KHAR-uh) - friend

A stór (uh STORE) - my treasure

A leanbh (uh LAN-uv) - my child

Is ceoul mo chroí thú (Is cyoal mu khree who) - You're the music of my heart

4) German

Putzig - cute

Röschen - rose

Sonnenblümchen - sunflower

Honigbeine - intended for a sweet girl, means "Honeybee"

Hase - Bunny

Mausbär - mousebear

Honigkuchenpferd - Honey Cupcake horse

Schnecke - Snail (loving nickname in Germany)

Perle - Pearl

Cariad - sweetheart

5) Dutch

Schat - sweetie

Snoepje - candy

Lieve/liefje - dear

Dropje - Licorice drop

Lekker din - delicious thing

6) Favorites

Tibetan

Nyingdu-la - most honored poison of my heart

Dutch

Mijn poepie - my little poopsie

Portuguese

Paixão - passion

Persian

Moosh bokhoradet - means "may a mouse eat you," you are even tinier and cuter than mouse

Italian

Microbino mio - "my little microbe," again with the tiny nicknames

Chinese

沉鱼落雁 (chényú luòyàn) - means "diving fish, swooping geese"

There is a little backstory for this name. Xi Shi, labeled the most beautiful woman in Chinese history, looked at fish in a pool and they forgot to swim. Wang Zhaojun, another beautiful woman, made geese forget to flap their wings when they saw her. This nickname is calling the receiver a combination of the two beauties.