broth — Broth is a kind of soup. It usually has vegetables or rice in it.
cloth — Cloth is fabric which is made by weaving or knitting a substance such as cotton, wool, silk, or nylon. Cloth is used especially for making clothes.
froth — an aggregation of bubbles, as on an agitated liquid or at the mouth of a hard-driven horse; foam; spume.
goth — one of a Teutonic people who in the 3rd to 5th centuries invaded and settled in parts of the Roman Empire.
loth — unwilling; reluctant; disinclined; averse: to be loath to admit a mistake.
moth — any of numerous insects of the order Lepidoptera, generally distinguished from the butterflies by having feathery antennae and by having crepuscular or nocturnal habits.
roth — Phillip, born 1933, U.S. novelist and short-story writer.
swath — the space covered by the stroke of a scythe or the cut of a mowing machine.
troth — faithfulness, fidelity, or loyalty: by my troth.
Two-syllable rhymes
author — The author of a piece of writing is the person who wrote it.
ba'ath — designating or of a political party formed in Syria in the 1940s: separate factions of the party have ruled Syria since 1970 and ruled Iraq from 1968 to 2003
bee moth — any of various pyralid moths, such as the wax moth, whose larvae live in the nests of bees or wasps, feeding on nest materials and host larvae
clothes moth — any of various tineid moths, esp Tineola bisselliella, the larvae of which feed on wool or fur
drop cloth — a sheet of cloth, paper, plastic, or the like laid over furniture and floors for protection while a room is being painted or laid over shrubbery while the exterior of a house is being painted.
wire cloth — a material of wires of moderate fineness, used for making strainers, manufacturing paper, etc.
Three-syllable rhymes
antler moth — a European noctuid moth, Cerapteryx (or Charaeas) graminis, that has white antler-like markings on the forewings and produces larvae that periodically cause great damage to pastures and grasslands
carpet moth — any of several geometrid moths with black- (or brown-)and-white mottled wings
gypsy moth — a moth, Porthetria dispar, introduced into the U.S. from Europe, the larvae of which feed on the foliage of shade and other trees.
luna moth — a large, pale-green, American moth, Actias luna, having purple-brown markings, lunate spots, and long tails.
pilot cloth — a type of thick blue cloth used esp to make sailor's coats
pina cloth — a fine, sheer fabric of pineapple-leaf fiber, used especially for lingerie.
silkworm moth — any of several moths of the families Bombycidae and Saturniidae, the larvae of which are silkworms.
tiger moth — any of numerous moths of the family Arctiidae, many of which have conspicuously striped or spotted wings.
imperial moth — a yellow moth, Eacles imperialis, having a diagonal band of pinkish brown or purple: the hairy larvae feed on the leaves of hickory, oak, etc.
potato moth — a gelechiid moth, Phthorimaea operculella, the larvae of which feed on the leaves and bore into the tubers of potatoes and other solanaceous plants.