Because the two names belonged to different ranks, the compiler treated the older name as a subjective synonym of the newer one based partly on personal judgment.

When the botanist reviewed the specimens, she concluded that the species name was a heterotypic synonym of an earlier-described taxon.

The editor labeled quasi-synonym next to several entries to indicate words that are almost synonymous.

After thoroughly reviewing the literature and type specimens, the taxonomist concluded that Panthera leo persica is a senior synonym of several names published later.

When two species names refer to the same animal, the later-published name is treated as a junior synonym under the rules of the International Code of Zoological Nomenclature.

A near-synonym in the textbook caused students to debate which word better captured the author's intended nuance.

The linguistics seminar examined how synonym rings affect search engine results.