righto

• right-ho, righteo, rightio, right-oh, right-o

From right +‎ -o.

• (US) IPA^(key): /ˈɹaɪtoʊ/
• (UK) IPA^(key): /ˈɹaɪtəʊ/

• Audio (General Australian):

  (file)

righto

1. (colloquial, especially British, New Zealand, Australia, Ireland) Okay; all right.
   • 1925 July – 1926 May, A[rthur] Conan Doyle, “Which Introduces Some Very Physical Phenomena”, in The Land of Mist (eBook no. 0601351h.html), Australia: Project Gutenberg Australia, published April 2019:

     "You can count me in." "It may be really rather formidable. We shall have possibly to tackle a prize-fighter." "Right-o!" said Malone, cheerfully.

• all righto

• oright, roight