heap up

== English == === Verb === heap up (third-person singular simple present heaps up, present participle heaping up, simple past and past participle heaped up) (intransitive) To increase over a period of time; to accumulate. (transitive) To make an untidy pile of (something). ==== Synonyms ==== (increase over time): mount up, pile up; see also Thesaurus:accumulate (make a pile): pile up; see also Thesaurus:pile up === Anagrams === upheap