Sop is a Rai Coast

Rai Coast languages

The Rai Coast languages are a family of languages in the Madang branch of the Trans–New Guinea languages phylum of New Guinea.Sidney Herbert Ray identified what was then known of the Rai Coast languages as a unit in 1919. They were linked with the Mabuso languages in 1951 by Arthur Capell in his...

 language spoken in Madang Province

Madang Province

Madang is a province on the northern coast of mainland Papua New Guinea. The province has many of the country's highest peaks, active volcanoes and its biggest mix of languages...

, Papua New Guinea

Papua New Guinea

Papua New Guinea , officially the Independent State of Papua New Guinea, is a country in Oceania, occupying the eastern half of the island of New Guinea and numerous offshore islands...

 by approximately 2,500 people.

The Sop language has been labelled under several different names. Among the names are Usino, Usina, Sopu, and Igoi. The Ethnologue uses the name Sop for this language. Its Ethnologue code is URW. Usino is the name of one of the villages and the name used for the government station. The speakers of this language do not recognize the name Usino as a name for their language. They use Sop as the name for their language.

Consonants

	Labial Labial consonant Labial consonants are consonants in which one or both lips are the active articulator. This precludes linguolabials, in which the tip of the tongue reaches for the posterior side of the upper lip and which are considered coronals...	Apical Apical consonant An apical consonant is a phone produced by obstructing the air passage with the apex of the tongue . This contrasts with laminal consonants, which are produced by creating an obstruction with the blade of the tongue .This is not a very common distinction, and typically applied only to fricatives...	Palatal	Velar Velar consonant Velars are consonants articulated with the back part of the tongue against the soft palate, the back part of the roof of the mouth, known also as the velum)....
Plosive	p b	t d		k ɡ
Fricative	f	s
Nasal Nasal consonant A nasal consonant is a type of consonant produced with a lowered velum in the mouth, allowing air to escape freely through the nose. Examples of nasal consonants in English are and , in words such as nose and mouth.- Definition :...	m	n
Approximant	w	ɹ	j
Flap Flap consonant In phonetics, a flap or tap is a type of consonantal sound, which is produced with a single contraction of the muscles so that one articulator is thrown against another.-Contrast with stops and trills:...		ɾ

• Where symbols appear in pairs the one to the left represents a voiceless consonant
• t, and d represent dental/alveolar/post-alveolar consonants, while n is only alveolar

Vowels

Front	Central	Back
i		ɯ u
e		o
	ɑ