Answer:

sestet

Answer	Crossword Clue
SESTET	Italian sonnet's ending lines
SESTET	Sonnet part
SESTET	Trio times two

SESTET	Duo, trebled
SESTET	Trio + trio
SESTET	Sonnet section
SESTET	Pair of trios
SESTET	Ending section of an Italian sonnet
SESTET	Six-line sonnet section
SESTET	Group of six
SESTET	Italian sonnet closing

SESTET	It follows the octave in an Italian sonnet
SESTET	Italian sonnet finish
SESTET	Last six lines of an Italian sonnet
SESTET	Six-line stanza
SESTET	Sonnet grouping
SESTET	Group of two trios
SESTET	Writing in the form of cdecde, cdccdc or cdedce
SESTET	Six-lined verse

SESTET	Six-line, Italian-form sonnet ender
SESTET	Last six lines of a sonnet
SESTET	Group of six singers
SESTET	Guitar strings, e.g.
SESTET	Rhythmic group of six
SESTET	New England's states, e.g.
SESTET	Six-line poem
SESTET	Sonnet ender

SESTET	Poet's output
SESTET	Sonnet ending
SESTET	Six-person band
SESTET	Part of some sonnets
SESTET	"Resolution" section of a sonnet
SESTET	End of an Italian sonnet
SESTET	Octave's counterpart in a sonnet
SESTET	Latter part of an Italian sonnet

SESTET	Last six lines of a sonnet.
SESTET	Six-line stanza.
SESTET	Stanza of 6 lines.
SESTET	Singing group.
SESTET	Six lines.