The word "monkeylike" can be difficult to express in different words, as it is a specific adjective used to describe someone or something that resembles a monkey in behavior, appearance, or mannerisms. However, there are several synonyms that can be used to convey a similar meaning, such as "simian," "ape-like," "primate," "simulated," and "mimic." Each of these words can provide a slightly different connotation, suggesting either a more playful or serious tone. Ultimately, the choice of synonym will depend on the context in which the word is used and the specific shades of meaning that the writer or speaker wishes to convey.