All vowels are pronounced, but an i at the end of an utterance is usually unvoiced.
From the en.wikipedia.org
Icelandic still has both the voiced and unvoiced letters for the th sound.
From the economist.com
Yale uses unvoiced consonant letters to write the modern Korean consonants.
From the en.wikipedia.org
Early English used S alone for both the unvoiced and the voiced sibilant.
From the en.wikipedia.org
She showed her students how to notice voiced and unvoiced consonants.
From the en.wikipedia.org
The language has both monophthongs and diphthongs, and consonants can be voiced or unvoiced.
From the en.wikipedia.org
The Tamil script does not differentiate voiced and unvoiced plosives.
From the en.wikipedia.org
Probably we'd picked up on unvoiced opinions of our Loreto nuns.
From the time.com
Also syllables ending with voiced consonants are longer and lower than with unvoiced consonants.
From the economist.com
More examples
Produced without vibration of the vocal cords; "unvoiced consonants such as `p' and `k' and `s'"
Unexpressed: not made explicit; "the unexpressed terms of the agreement"; "things left unsaid"; "some kind of unspoken agreement"; "his action is clear but his reason remains unstated"
In linguistics, the term voiceless describes the pronunciation of sounds when the larynx does not vibrate. ...
(Unvoicing) In phonology, voicing (or sonorization) and devoicing are sound changes, whereby a consonant changes its type of voicing from voiceless to voiced, or vice versa, due to the influence of a phonological element in its phonological environment. ...
Not spoken or expressed; Spoken without vibration of the vocal chords