Khmer Pronunciation Orthographic ហ្គាំh̥gāṃ Phonemic ហ្កាំh̥kāṃ WT romanisation gam (standard) IPA(key) /ɡam/ Proper noun ហ្គាំ • (gam) Guam (an island and overseas territory of the United States in Micronesia).Wikiwand - on Seamless Wikipedia browsing. On steroids.