We don't have synonyms for hattock yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are mattock and attock.
(n) :
(Northern England) A shock of standing sheaves of corn or grain, the tops of which are covered and protected by two sheaves laid in such a way as to carry off rain; the two covering sheaves, also called hood sheaves or hooders.
(n) :
(Northern England) A shock of standing sheaves of corn or grain, the tops of which are covered and protected by two sheaves laid in such a way as to carry off rain; the two covering sheaves, also called hood sheaves or hooders.