louts — an awkward, stupid person; clumsy, ill-mannered boor; oaf.
rats — any of several long-tailed rodents of the family Muridae, of the genus Rattus and related genera, distinguished from the mouse by being larger.
rounders — a person or thing that rounds something.
worms — Zoology. any of numerous long, slender, soft-bodied, legless, bilaterally symmetrical invertebrates, including the flatworms, roundworms, acanthocephalans, nemerteans, gordiaceans, and annelids.