Usûlî is one of the best known ottoman poets in sixteenth century. As each ottoman poet Usûlî’nin has its own unique language. Usûlî expressed his feelings, dreams, ideas efficiently by kneading his language with the elements of harmony.
In this study, Usûlî's four eulogiums, collected poems that contains one hundred and forty seven odes, and other verse forms are based on. Usûlî’s own language formation tried to put forward by examining the effects of the elements of harmony in collected poems. Meters, the repetitions, pun, derived from, conjunction, sound repetitions, parelelizm, harmony, rhyme are the elements which provide rhythm of ottoman poetry. Ottoman poets often use these harmony elements to demonstrate their skills in poetry.
This study gives general information about, Usûlî's unique known work, his collected poems. In this study the kinds of literature features used in the work stated like (terci-i bend, muhammes, müseddes, murabbâ tahmîs, and musammatlar) and meter, the repetitions, pun, derived from, conjunction, sound repetitions, parelelizm, harmony, rhyme are investigated.
This study is noteworthy because it puts forward how Usûlî's language harmony formed and it shows how to handle the elements of harmony in collected poems.
Key Words: Usûlî collected poems, elements of harmony, the factors that create harmony in Usûlî’s language.