tumulus
noun /ˈtjuːmjələs/
/ˈtuːmjələs/
(plural tumuli
(specialist) /ˈtjuːmjəlaɪ/
/ˈtuːmjəlaɪ/
)- a large pile of earth built over the grave of an important person in ancient times
冢；（古墓的）坟头 词源late Middle English: from Latin; related to tumere ‘swell’.