The Ilocano Alphabet and How to Pronounce It

Ilocano is written in the Latin alphabet, and has been since the Spanish period. Before that it was written in Baybayin, a syllabic script where each character stood for a consonant-plus-vowel sequence rather than a single sound. Baybayin is no longer in everyday use.

What complicates matters today is that two Latin spelling conventions coexist. The older Spanish-based system preserves the original spelling of Spanish loanwords. The newer, Tagalog-influenced system spells words closer to how they sound. Neither has fully displaced the other, which is why you will see the same word spelled more than one way across sources — our phrasebook flags these where they occur.

The modern Ilocano alphabet has 29 letters. It includes the Spanish additions LL and Ñ, and treats NG as a single letter.

• Aa
• Bb
• Cc
• Dd
• Ee
• Ff
• Gg
• Hh
• Ii
• Jj
• Kk
• Ll
• LLll
• Mm
• Nn
• Ññ
• NGng
• Oo
• Pp
• Qq
• Rr
• Ss
• Tt
• Uu
• Vv
• Ww
• Xx
• Yy
• Zz

The one to note is ng. It is a digraph — two characters, one letter — representing a single sound, the velar nasal at the end of English “sing”. In alphabetical order it comes after n, so an Ilocano dictionary will not have it filed under n+g. It also appears at the start of words, which English never does: nangina (expensive) begins with that single sound.

Here is where Ilocano does something Tagalog does not, and where the language genuinely divides in two.

• Amiánan (northern) Ilocano has five vowels: /a/, /i/, /u/, /ɛ~e/ and /o/. This is roughly the Tagalog system.
• Abagátan (southern) Ilocanohas six. The extra one is /ɯ/, a high back unrounded vowel with no English or Tagalog equivalent — think of the tongue position for “oo” but with the lips unrounded.

Both dialects write that sixth vowel with the same letter, e. So a word spelled identically can be pronounced differently depending on where the speaker is from, and the spelling gives you no clue which is intended. In loanwords from Spanish and English, ⟨e⟩ is [ɛ~e] in both dialects.

This is the single most important thing to understand about Ilocano pronunciation, and the main reason a written guide can only take you so far.

• r is a tap or flap, not the English approximant — closer to the ttin American English “butter” than to English r.
• Doubled consonants are meaningful. They are held longer, and the difference can carry grammar. Ilocano marks some plurals this way: babai (woman) becomes babbai (women), lalaki becomes lallaki. Tagalog uses the separate particle mga instead.
• c, f, j, ñ, q, v, x, z appear almost entirely in Spanish and English loanwords and in proper names.

Pronunciation guides below come from our sourced phrasebook rather than being improvised. Capitals mark the stressed syllable.

Ilocano, like Tagalog, uses stress to distinguish words that are otherwise spelled identically. Ordinary writing marks none of it, so the written form is genuinely ambiguous and readers rely on context.

Dictionaries and teaching materials use an acute accent to show it — sangapuló, duápuló, limápuló — but you will not see those marks in a newspaper, a text message, or the output of a translation engine.

Tagalog has the sharper examples. gabí is night and gábi is taro; bukás is tomorrow and bukas is open. Ilocano sidesteps both — it uses rabii for night and inton bigat for tomorrow — but has its own pairs, and the same principle applies.

The practical consequence: a machine translation that gets the words right can still be read wrongly, because the stress that would disambiguate it was never written down.

This is the feature most likely to trip up someone reading Ilocano with Tagalog instincts. A doubled consonant is not a typo and not decoration — it is held longer, and the length can carry meaning.

The clearest case is plurals:

Tagalog marks the same thing with a separate word, mga, and leaves the noun alone. So Ilocano changes the shape of the word where Tagalog adds one in front of it.

Machine translation handles this badly. Both lallaki and babbai came back unchanged in our audit — the engine did not recognise the doubled form, so a Tagalog reader receives an Ilocano word rather than mga lalaki.

Doubling also appears in reduplication used for comparison: dakkel (big) becomes dakdakkel (bigger), where Tagalog would say mas malaki.

If you compare two Ilocano references you will find the same word spelled two ways, and neither is wrong. This follows directly from the two conventions described above.

• Thursday appears as Huebes or Juebes — the Spanish-based system keeps the original j, the phonetic system writes what is said.
• “Please” appears as Pangngaasi or Pangngaasim. Here the difference is grammatical rather than orthographic: the -mis the second-person suffix, making it “your kindness”.
• “No” is haan or saan, both current and both correct.

Our phrasebook records the variant in the entry note wherever we found sources disagreeing, rather than silently picking one and presenting it as the standard form. There is no central body standardising Ilocano orthography the way there is for Filipino.

The main division in Ilocano is not provincial but phonological: Amiánan (northern) has a five-vowel system, while Abagátan (southern) has six, adding a high back unrounded vowel written with the same letter ⟨e⟩. Beyond that split, vocabulary varies locally, and machine translation targets a generalised written standard.

• Amiánan (northern) — Five vowels: /a/, /i/, /u/, /ɛ~e/, /o/. The letter ⟨e⟩ is pronounced [ɛ~e], as in Spanish and English loanwords.
• Abagátan (southern) — Six vowels, adding /ɯ/ — a high back unrounded vowel also written ⟨e⟩. Two words spelled identically can be pronounced differently across the two dialects.
• Cagayan Valley & Isabela — Contact with Ibanag and Itawit has left local vocabulary the engine does not recognise.
• Abra, Kalinga & Apayao — Ilocano is a second language for many speakers here, with influence from Cordilleran languages.

If output looks wrong to you, check whether the input used a regional form. The engine has effectively no coverage of variety-specific vocabulary, and will usually pass such words through untranslated rather than flag them.

Ilocano was written before the Spanish arrived, in Baybayin — a syllabic script used across much of Luzon. Its characters stood for a consonant plus a vowel rather than for single sounds, so the writing system was organised on a different principle from the alphabet that replaced it.

Spanish missionaries adapted the Latin alphabet to Ilocano for printing and religious instruction, and that is the ancestor of the Spanish-based spelling system still visible today in words like Domingo and in the letters ll and ñ. Baybayin fell out of everyday use and survives now mainly as a cultural and decorative script.

The practical residue for a reader is the double spelling convention. When you see the same Ilocano word written two ways, you are usually looking at the seam between a system built for Spanish and one built for the sounds of the language itself.

Eight of the twenty-nine letters do almost no native work. C, f, j, ñ, q, v, x and z turn up in Spanish and English loanwords, in proper names, and very little else.

This is worth knowing as a reading heuristic rather than a rule. A word containing f or v is probably borrowed, which usually means Tagalog borrowed it too and the two languages will agree on it. The native core of the vocabulary — where Ilocano and Tagalog diverge hardest — is written with a much smaller set of letters.

The letter ll is a particular signal. It comes from Spanish and marks a word as a borrowing, unlike the doubled consonants described above, which are native and grammatical. Lallaki is a native plural; a word with ll from Spanish is something else entirely, and the distinction is invisible unless you know to look.

Pulling the pieces together, a short checklist for anyone reading Ilocano aloud for the first time:

1. Vowels are pure and short, as in Spanish — not the gliding diphthongs of English.
2. ng is one sound, and it can start a word. Nanginabegins the way “singer” ends.
3. ris a tap, closer to the middle of American “butter” than to English r.
4. Doubled consonants are held longer, and the extra length can be the difference between singular and plural.
5. Stress is not written. If you are unsure, a speaker is the only reliable source — this is the limit of what any written guide can give you.

Once the letters make sense, the numbers and greetings are the usual next step, and the full phrasebook carries pronunciation where a source provided it.