Superlative types are vary between literary, morphological and linguistic types, as well as the techniques used by the Semitic languages ​​in expressing them are vary too ,and techniques here means the styles and structures used by Semitic languages to express superlative adjectives, this research aims to identify these techniques in three Semitic languages (Ge’ez, Hebrew and Arabic). In order to understand these techniques & identify them, this research begin with an introduction identifies terms related to superlative term. Then the research study the techniques of superlative adjectives in Ge'ez language. Then the techniques of superlative adjectives in Hebrew. Finally, the techniques of Arabic language in expression of superlative adjectives, followed by the most important differences and similarities between the three Semitic languages ​​techniques, and then conclude the search results followed by a list of sources and references on which the research relied. This research use the descriptive comparative methodology. The most important findings of the research: - The three languages ​​are similar in the use of morphological forms, and this is clear in Arabic and Ge'ez, while the Hebrew has one unused lexical form. Both Ge'ez and Hebrew are similar in the use of adjective intensifiers to express morphological superlative, as well as the use of certain prepositions to express superlative formulas. Ge'ez language differs from Hebrew and Arabic in its use of cognate accusative to express superlative adjectives.