Wikilret has 20 consonants and 10 vowels.
| Symbol | CXS | Description | Example |
|---|---|---|---|
| p | p | voiceless bilabial plosive | English speak [spik] |
| t | t | voiceless alveolar plosive | English stew [stju] |
| T | voiceless dental plosive | English thin [TIn] | |
| d | d | voiced alveolar plosive | English dig [dIg] |
| k | k | voiceless velar plosive | English cat [c&t] |
| g | g | voiced velar plosive | English game [geim] |
| c | tS | voiceless postalveolar fricative | English chat [tS&t] |
| s | s | voiceless alveolar fricative | English seem [sim] |
| S | voiceless palatoalveolar fricative | English ship [SIp] | |
| z | z | voiced alveolar fricative | English zoo [zu:] |
| f | f | voiceless dentilabial | English five [faiv] |
| h | x | voiceless velar fricative | Scots loch [lQx] |
| C | voiceless palatal fricative | English human [Cum&n] | |
| j | dZ | voiced postalveolar fricative | English jab [dZ&b] |
| r | r | alveolar trill | Spanish perro [Pero] |
| l | l | alveolar lateral approximant | English lay [lei] |
| y | j | palatal approximant | English yes [jEs] |
| w | w | labiovelar approximant | English west [wEst] |
| m | m | bilabial nasal | English mouse [maUs] |
| n | n | alveolar nasal | English nap [n&p] |
Plosives: p, t, d, k, g
Fricatives: c, s, f, h, z, j
Approximants: l, y, w
Trills: r
Nasals: m, n
Plosives are most frequent, followed by fricatives, then nasals and the trill, and finally approximants.
| Symbol | CXS | Description | Example |
|---|---|---|---|
| a | & | near-open front unrounded | English tap [t&p] |
| ä | ei | e - close-mid front unrounded I - lax close-mid back unrounded | English ape [eip] |
| e | E | open-mid front unrounded | English met [mEt] |
| ë | i | tense close front unrounded | English be [bi:] |
| i | I | lax close front unrounded | English it [It] |
| ï | ai | a - open (low) front unrounded I - lax close front unrounded | English ice [ais] |
| o | o | close-mid back rounded | English old [old] |
| ö | u | tense close back rounded | English tooth [tuT] |
| u | V | open-mid back unrounded | English up [Vp] |
| ü | U | lax close back rounded | English foot [fUt] |
The most common vowels are: a, e, ë, u.
Less common vowels: ä, i, ï
Least common vowels: ü, o, ö