hummock hummingbird • hummocky · · · Info · Definitions · Synonyms · Characters · · hummock · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a small natural hill. Synonyms: knoll, mound, hillock, hammock. · · Noun Definition 1 Synonyms · · · knoll · · Synonym 1 mound · · Synonym 2 hillock · · Synonym 3 hammock · · Synonym 4 Characters · · c latin small letter c U+0063 h latin small letter h U+0068 k latin small letter k U+006B m latin small letter m U+006D o latin small letter o U+006F u latin small letter u U+0075