Also png ("pOrtable", "network", "graphics"). The `ing` diphthong in English is a very different IPA letter sequence than N or G in the corresponding words, and

Also png ("pOrtable", "network", "graphics"). The `ing` diphthong in English is a very different IPA letter sequence than N or G in the corresponding words, and the "natural" vowel from the abbreviations is "o" rather than "i".