dentist — A dentist is a person who is qualified to examine and treat people's teeth.
Three-syllable rhymes
apprentice — An apprentice is a young person who works for someone in order to learn their skill.
apprenticeship — Someone who has an apprenticeship works for a fixed period of time for a person who has a particular skill in order to learn the skill. Apprenticeship is the system of learning a skill like this.
sentences — Grammar. a grammatical unit of one or more words that expresses an independent statement, question, request, command, exclamation, etc., and that typically has a subject as well as a predicate, as in John is here. or Is John here? In print or writing, a sentence typically begins with a capital letter and ends with appropriate punctuation; in speech it displays recognizable, communicative intonation patterns and is often marked by preceding and following pauses.
Four-or-more syllable rhymes
house of representatives — the lower legislative branch in many national and state bicameral governing bodies, as in the United States, Mexico, and Japan.