Barahmasa (literally "twelve months"). Hindi "(number)12"+"moon" is a form of poetry from Indian folk songs, which is widely spread in the Indian subcontinent.
This kind of poetry usually describes a woman's mental state of missing her lover or her husband's absence and in various seasons and festivals of the year. Note: You can compare China's ancient "Chang Zaixin Poems" and "Poems about Thinking of Women".
Barahmasa-"Twelve months (according to the traditional Indian lunar calendar)" is the usual form of this kind of poetry, but according to different regions, there are also versions of chaumasas ("four months"), chaymasa ("six months") and sandashtamasas ("eight months").
This kind of poetry was first sung orally, and later it was written into long poems, epics or fables by many poets, which entered the literature of Bangladesh, Gujarat, India, Rajasthan, Bihar, Punjab and other languages today.