Mauritius: noun: Mauritian(s)

adjective: Mauritian

Mayotte: noun: Mahorais (singular and plural)

adjective: Mahoran

Mexico: noun: Mexican(s)

adjective: Mexican

Micronesia, Federated States of: noun: Micronesian(s)

adjective: Micronesian; Kosrae(s), Pohnpeian(s), Trukese, Yapese

Moldova: noun: Moldovan(s)

adjective: Moldovan