Sapphic stanza in Polish poetry is a hymn included in "Gorzkie żale" ("Bitter Lamentations"), a typically Polish Catholic devotion, sung in churches on Sundays during Lent, and familiar to many Poles. Neither Adam Mickiewicz nor Juliusz Słowacki used the classic Sapphic stanza. Słowacki, however, employed its general scheme in his own six-line stanza, discussed below. Cyprian Kamil Norwid, a poet regarded as one of the greatest Polish authors and perhaps the most modern of the poets of the 19th century, used Sapphic stanzas in the poem named "Trzy zwrotki" ("Three strophes"), as well as in many other poems including "Sieroctwo" ("Orphanhood"). Sometimes he implemented the
Tercet the villanelle, where the initial five stanzas are tercets, followed by a concluding quatrain. A tercet may also form the separate halves of the ending sestet in a Petrarchan sonnet, where the rhyme scheme is ABBAABBACDCCDC, as in Longfellow's "Cross of Snow". For example, while "Cross of Snow" is indeed a Petrarchan sonnet, it does not follow the form of ABBAABBA CDCCDC. Instead, its form is ABBA CDDC EFG EFG. A tercet also ends sestinas where the keywords of the lines before are repeated in a highly ordered form. The tercet was introduced into English poetry by Sir Thomas Wyatt