Fromfore- +hear.
forehear (third-person singular simple presentforehears,present participleforehearing,simple past and past participleforeheard)
- (transitive, intransitive) Tohearbeforehand.
1837 January, “The Pleasures of Winter”, inThe Spirit and Manners of the Age[1], volume 3:[…] mingled into one beautiful and continuous peal of that earthly harmony which Heaven has given us as aforehearing of those sublimer harmonies that, in its everlasting bowers, take the imprisoned soul, "and lap it in elysium."
1905, Margaret Westrup, “Billy's Long Day”, inThe Idler[2], volume26, page604:In that flash of time as his fingers had touched the handle of the table-spoon, he had foreseen John's wild rush to the doors, he hadforeheard John's agitated cry of "Thieves! Police! Burglars!"
2014, Joseph McElroy,Ancient History: A Paraphrase:Holiday labor at the island today: being his guest is a hazardous responsibility: I foresee a swell and forelean to a spumy pitch andforehear the scuff of a badly perched sack of cement as it slips into the racing bay, and my New York imagination[…]