1. to trace or explain the origin and history of a word or its meaning
Usage: British spelling; American equivalent is 'etymologizes'; third-person singular present tense

Examples

• The linguist etymologises the word 'sandwich' by tracing it back to the Earl of Sandwich.
• She etymologises Latin roots to help her students understand English vocabulary.
• He etymologises technical terms to reveal their historical connections.
• The professor etymologises words from multiple languages in her lectures.
• When she etymologises a word, she always provides the cultural context behind it.