Mendriq is a moribund language spoken by Orang Asli in Kuala Lah, Kelantan, Malaysia. This language is spoken by only 245 people in three villages, namely Kampung Kuala Lah, Kampung Baru and Kampung Kuala Stail. This paper analyzes transitive and intransitive verb phrases in Mendriq. The primary data of Mendriq language were obtained through fieldwork funded by a research grant (UKM-GUP-PLW-08-11-047). The composition of the data collected through field work was sorted to meet the scope of this paper. The data of Mendriq language were analysed descriptively. Findings from the study indicate that Mendriq has transitive and intransitive verbs. Its transitive verbs present two arguments, namely; internal and external arguments. The intransitive verbs, on the other hand, are divided into two types, and these are known as unaccusative and unergative verbs. The intransitive verbs with external argument are known as unergative verb, while the intransitive verbs with internal argument are known as unaccusative verb.